6) Bill is three times older than Kevin. He is also 28 years older than Kevin. How old are they?

Answers

Answer 1

Answer:

If bill is 28 years older than him, but also 3 times older than him, then you divide 28 by 3, which gives you 9.3. So that means kevin is around 9 1/4 years old and bill is around 37 and 1/4 years old, but you dont ahve to count the fraction if you dont want to, all that matters is the whole number.

Step-by-step explanation:

Answer 2

Bill is 42, while Kevin is 14 years old

Represent Bill's age with B, and Kevin's age with K.

So, we have the following equations

B = 3K and B = 28 + K

Substitute 3K for B in the second equation

[tex]3K = 28 + K[/tex]

Collect like terms

[tex]-K + 3K = 28[/tex]

[tex]2K = 28[/tex]

Divide both sides by 2

[tex]K = 14[/tex]

Substitute 14 for K in the first equation

[tex]B =3 \times 14[/tex]

[tex]B =42[/tex]

Hence, Bill is 42, while Kevin is 14 years old

Read more about equations at:

https://brainly.com/question/2972832


Related Questions

3/4 ÷ 1/2 +1 ddgngadgaekyfyuktyjrthrgefwretrytjyktuli;obpnML"NKP?boliykujhtgrfedw

Answers

Answer:

5/2

Step-by-step explanation:

alternative = 2 1/2 , 2.5

112781+89809030248234812394124-8

Answers

Answer:

See picture

Step-by-step explanation:

My calculator only allows numbers up to 15 digitss-

djsjdjcvfb

Here

Work

Picture

I just want the points so please tell me I didn't just waste my time :'D

Is that the right answer

Answers

Answer:

25.12 square feet

Step-by-step explanation:

Area of a circle

a = 3.14 * r^2

a = 3.14 * 4^2

a = 3.14 * 16

a = 50.24

Since this is a semi-circle the area is half the circle

a = 50.24/2

a = 25.12 square feet

1. A length of rope is stretched between the top edge of a building and a stake in the ground. The
head of the stake is at ground level. The rope also touches a tree that is growing halfway
between the stake and the building. If the tree is 38 feet tall, how tall is the building?
stake
38 ft.
O 19 ft.
076 ft.
57 ft.

Answers

Answer:

I want to say the building is most likely 76 ft tall

Help please important if you help you get brain lay

Answers

[1] 1/2

    - It will be 1/2 as large because of the scale factor

[2] 1/4

    - 1/2 * 1/2 = 1/4

[3] (1/2)n

    - For every scale factor (n), there will be a chance of 1/2

Have a nice day!

  I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

find x.
please i need help!!

Answers

Step-by-step explanation:

sin45°=x/4√2

=> 1/√2 = x/4√2

=> x= 4√2/√2

=>x= 4.

hope this helps you.

The question is an illustration of right-angled triangles

The value of x is (b) 4

To calculate the value of x, we make use of the following sine ratio

[tex]\sin(45) = \frac{x}{4\sqrt 2}[/tex]

Multiply both sides of the equation by [tex]4\sqrt 2[/tex], to make x the subject of the formula

[tex]x = \sin(45) \times 4\sqrt 2[/tex]

Evaluate sin(45)

[tex]x = \frac{1}{\sqrt 2} \times 4\sqrt 2[/tex]

Cancel out the common factors

[tex]x = 4[/tex]

Hence, the value of x is (b) 4

Read more about right-angled triangles at:

https://brainly.com/question/16195823

HURRY PLEASE I NEED HELP

Answers

the answer is 8y-3x=32

i just used desmos graphing calculator to answer this question

.Question.[Mathematics]

6! =

7! =

Answers

[tex] \: \: \: \: \: \: [/tex]

[tex]6! = 720 \\ \\ 7! = 5040[/tex]

Step-by-step explanation:

[tex]6![/tex]

Usen! -n × ( n - 1 )×...× 2 x 1 to = calculate the factorial

[tex]6 \times 5 \times 4×3× 2×1[/tex]

calculate the product

[tex] = 720[/tex]

[tex]7! = [/tex]

Usen! - nx(n-1)×...*x2x1 to = calculate the factorial

[tex]7 \times 6 \times 5 \times 4×3×2×1[/tex]

calculate the product

[tex] = 5040[/tex]

hope it helps

[tex] \: \: \: \: \: \: \: [/tex]

Answer:

720 and 5040

Step-by-step explanation:

Using the definition of n! ( n factorial )

n! = n(n - 1)(n - 2) ...... × 3 × 2 × 1

6! = 6 × 5 × 4 × 3 × 2 × 1 = 720

7! = 7 × 6 × 5 × 4 × 3 × 2 × 1 = 5040

If you and 2 friends went to dinner and the bill was $57.90 after taxes and you wanted to leave a 25% tip. How much total would you have to pay each? (round to the nearest hundredth)

Answers

Answer:14.48

sorry if it is wrong.

Step-by-step explanation:0.25*57.90=14.475

PLEASEEE HELP ME WITH THIS!!!

Answers

Answer:

m∠H = 10°

Step-by-step explanation:

ΔFGH is an isosceles triangle. I made a diagram, so m∠F ≅ m∠H by B.A.T(base angle theorem). This is because an isosceles triangle have to congruent sides and angles.

Diagram is attached:

-Chetan K

if marsha deposited 9,500$ into a savings acc 4 years ago The simple interest rate is 2% how much money did masha earn

Answers

Answer:

Kasha earned $10,260.00

Step-by-step explanation:

The total amount accrued, principal plus interest, from simple interest on a principal of $9,500.00 at a rate of 2% per year for 4 years is $10,260.00.

Theresa created a piece of art by attaching a square plank to a triangular plank. The square plank has a perimeter of 48 inches. The triangular plank has a base length of 12 inches and a height of 6 inches. She wants to cover the piece of art with colored paper.

How many square inches of paper are needed to cover Theresa's art piece?

Answers

Answer:

180

Step-by-step explanation:

Answer:

180

Step-by-step explanation:

The perimeter of the square is 48. The Square has 4 sides so 48/4 = 12.

One side of the square is 12. Use [tex]12^{4}[/tex] to calculate the area. [tex]12^{4}[/tex] = 144.

Triangle base = 12 and height = 6. 12 times 6 divided by 2 = 36.

144 + 36 = 180

Giving brainliest to correct answer
1/4 + 1/3 + 11/12 6/15 + 3/10 + 3/5
4/5 + 3/15 - 2/3 4 2/5 + 5 2/6

Answers

Answer:

#1) 3/2 #2) 13/10 #3) 1/3 #4) 49/15

Step-by-step explanation:

This may not be right because I don't know if you wanted the answers in fractions or not, but I tried. There's too much work to show. Sorry.

What is the Factor of 3/9+8/9

Answers

Step-by-step explanation:

the lcm is 9 so....

3/9+8/9

multiply both sides by their lcm which is 9...

so....

9 (3/9)+9 (8/9)

3+8=11

plz help will mark as brainliest​

Answers

The 3 sides are 8, 12 and 16.

Answer:

the three sides are 8, 12 and 16

Step-by-step explanation:

since the ratio is in 2:3:4, we need to work out each side individually so add them=2+3+4=9

9n=36, n=4

2:3:4

2 × 4 = 8

3 × 4 = 12

4 × 4 = 16

please help this is a hard question and i just cant figure it out

Answers

Answer:

y=x+6.

Step-by-step explanation:

the slope-interception form is: y=s*x+i, where s - slope, i - interception.

according to the data in the graph i=6, s=1, then finally,

y=x+6.

help me please. i have been doing this for a long time

Answers

Answer:

I am deeply sorry.

Step-by-step explanation:

I am really sorry about how long it takes you to do "this". My best advice is to take a break and think it out slowly.

A triangle has sides with lengths of 16 meters, 7 meters, and 12 meters. Is it a right triangle?

Answers

No because all the sides don’t add up to 90 degrees

Find two numbers whose difference is 16 and whose product is a minimum. (Enter your answers as a comma-separated list.)

Answers

Answer:

8, -8

Step-by-step explanation:

  Let's say that x is the larger number,

x - y = 16

y = x - 16

xy = P  where P is a minimum  

x(x-16) = P.  

(We can find the vertex, which is the minimum, by writing it in vertex format)  

  Completing square:  

x2 - 16x = P  

x2 - 16x + 64 = P + 64  

(x - 8)2 = P + 64.

 So,

x = 8 and -8

(8 - -8 -> 8 + 8 = 16)

Have a nice day!

  I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

PLSSSSS I WILL MARK BRAINLIEST PLSSSSSS
Raven is making pillows. Each pillow requires 1/3 yard of fabric. Raven has 6 yards of fabric. How many full pillows can she make?????????????????????????????????

Answers

Answer:

10

Step-by-step explanation:

3/5 simpilfied is 0.6

So 6/0.6 = 10

6 divided by 3/5 is 10

What is the fourth equivalent fraction to 6/7

Answers

Answer:

3/4 is equivalent to 6/7

Hey there!

Equivalent fractions have the same value. Here are some fractions that are equivalent to 6/7:

[tex]\frac{6}{7} =\frac{12}{14} =\frac{18}{21} =\frac{24}{28} ...[/tex]

Hope it helps. Please let me know if you have any questions.

~An excited gal

[tex]MagicalNature[/tex] here to help

Which expression has an equivalent value to x2 + 9x + 8 for all values of x?

(x + 1)(x + 8)
(x + 2)(x + 6)
(x + 4)(x + 4)
(x + 5)(x + 4)

Answers

(2x+1)(2x+8) —> (2x+1)(x+4)

What's the Answer of 5+5=09

Answers

Answer:

5+5=10

Step-by-step explanation:

i dont understand

Tell whether the set of ordered pairs {(1, 2), (4, 10), (7, 17), (10, 22)} satisfies a linear function Explain.​

Answers

Answer is A

No; there is no constant change in x that corresponds to a constant change in y.

Luoa is not easy , I know that for a fact.

The slope of the line is not constant hence it does no satisfies the condition of a straight line therefore non-linear.

What is an ordered pair?

An ordered pair is made up of the ordinate and the abscissa of the x coordinate, with two values given in parenthesis in a certain sequence.

Pair in Order = (x,y)

x is the abscissa, the distance measure of a point from the primary axis x

y is the ordinate, the distance measure of a point from the secondary axis y

Given a set of ordered pairs {(1, 2), (4, 10), (7, 17), (10, 22)}.

The first pair is y = 2x.

The second pair is 4y = 10x ⇒ y = (10/4)x ⇒ y = (5/2)x.

So, we can conclude that the slope of the line is not constant hence it does no satisfies the condition of a straight line therefore non-linear.

learn more about ordered pairs here :

https://brainly.com/question/28874333

#SPJ2

sebuah mobil dalam 12 km menghabiskan bensin 1 liter. apa bila mobil menempuh jarak 96 km ,maka bensin yang di butuh kan adalah__liter

Answers

☆Jawaban :

[tex] \frac{12}{1} = \frac{96}{x} [/tex]

[tex] 12x = 96[/tex]

[tex]x = \bold{8liter}[/tex]

HELP ASAP. Dilation scale=2, center (5,4)
Graph the new points

Answers

Answer:

3.5

Step-by-step explanation:

(2/3)³×(-3/4)²×(-1)²⁰⁰³
(2/5)²×(-5/12)³

Answers

Answer:

Step-by-step explanation:

[tex](-1)^{n} = -1 , if \ n \ is \ a \ odd \ integer\\\\\\\\(-1)^{2003} =-1 \\\\(\dfrac{-3}{4)}^{2}=\dfrac{3}{4}, \ as \ 2 \ is \ even \ number.\\\\(\dfrac{2}{3})^{3}*(\dfrac{-3}{4})^{2}*(-1)^{2003}=\dfrac{2^{3}}{3^{3}}*\dfrac{3^{2}}{4^{2}}*(-1)\\\\\\=\dfrac{2^{3}}{3^{3}}*\dfrac{3^{2}}{2^{4}}*(-1)\\\\\\=\dfrac{-1}{3^{3-2}*2^{4-3}}\\\\\\=\dfrac{-1}{3^{1}*2^{1}}\\\\=\dfrac{-1}{6}[/tex]

[tex](\dfrac{2}{5})^{2}*(\dfrac{-5}{12})^{3}=\dfrac{2^{2}}{5^{2}}*\dfrac{(-5)^{3}}{(2^{2}*3)^{3}}\\\\\\=\dfrac{2^{2}}{5^{2}}*\dfrac{- 5^{3}}{2^{6}*3^{3}}\\\\\\= -\dfrac{5^{3-2}}{2^{6-2}*3^{3}}\\\\\\= -\dfrac{5}{2^{4}3^{3}}\\\\= -\dfrac{5}{16*3}\\\\\\= \dfrac{-5}{48}[/tex][tex]HINT: \dfrac{a^{m}}{a^{n}}=a^{m-n}, m >n\\\\\\\dfrac{a^{m}}{a^{n}}=\dfrac{1}{a^{n-m}}, n >m\\\\\\(a^{m})^{n}=a^{m*n}[/tex]

1 point
10.) Tampa is about 275 miles from Tallahassee. How far about would they
be on a map with a scale of 1 in. = 15 mi?
20 inches
20.25 inches
O
19.24 inches
18.33 inches

Answers

Answer:

18.33

Step-by-step explanation:

its easy divide 275 ÷ 15 = [18.33]333333333333 the only number you need is [18.33]333333333333

and boom that simple you get your answer

How do I solve this question? The wording is confusing to me

Answers

Step-by-step explanation:

Use Pythagarus theorem

17^2=15^2 +x^2

289= 225 + x^2

64=x^2

x = 8 m

This is the last one! Picture is provided!!

R is the midpoint of AC, and S is the midpoint of BC.
AB = 12
Find RS.

Answers

Answer:

RS = 6

Step-by-step explanation:

The line joining the midpoints of 2 sides of a triangle is half the length of the third side, that is

RS = [tex]\frac{1}{2}[/tex] AB = [tex]\frac{1}{2}[/tex] × 12 = 6

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