Solving for 'x' It's Side Splitter Theorem

Solving For 'x' It's Side Splitter Theorem

Answers

Answer 1

Answer:

12-x=x+3

12-3=x+x

9=2x

9/2=x

4.5=x

Answer 2

Answer:

x = 3

Step-by-step explanation:

The segment parallel to the third side and intersecting 2 sides divides those sides proportionally, that is

[tex]\frac{12-x}{x+3}[/tex] = [tex]\frac{6}{4}[/tex] ( cross- multiply )

6(x + 3) = 4(12 - x) ← distribute parenthesis on both sides

6x + 18 = 48 - 4x ( add 4x to both sides )

10x + 18 = 48 ( subtract 18 from both sides )

10x = 30 ( divide both sides by 10 )

x = 3


Related Questions

Marie was trying to show her friend why -3 -8 equals a positive product. This is what she wrote:
-3 x 0 = 0
-3 × (?) = 0
-3(8) +-3(-8) = 0
-24 + 24 = 0
What should Marie write in place of the question mark?
OA) 8 + 8
OB) -8 + (-8)
OC) 8 + (-8)
OD)-8 + 0​

Answers

Answer:

8+8=16

-8 + (-8)= - 16

8+ (-8)=0

-8 + 0 = - 8

Determine the value of c that satisfies the given relation. 3c-1/3=c/2

Answers

Answer:

[tex]2c - 3[/tex]

Step-by-step explanation:

[tex]3c - \frac{1}{3} = \frac{c}{2} = 2c - \frac{1}{3} (2) = 2c - \frac{2}{6} = 2c - 3[/tex]

A. 28
B. 24
C. 20
D. 18
E. 16

Answers

Answer: A

Step-by-step explanation:

3 divided by 64,126

Answers

Answer:

00.00004678289

Step-by-step explanation:

Solve.

h + 14 = -14

h =

Answers

Answer:

h= -28

Step-by-step explanation:

h+14=-14

 -14    -14

h= -28

Need help asap please! Thanks!

Answers

The diagram tells us 3 things: the right angle and the two corresponding side measurements. Because the side measurements are corresponding, we can set a proportion:

6/9=9/15

If this proportion is true, it means the triangles are similar. If this proportion is impossible, it means the triangles are no similar.

To calculate this, we use cross multiplication.

6/9=9/15

6*15=9*9
90=81

90 does not equal 81 making this proportion impossible, which concludes that these two triangles are not similar.

I hope this helps! Please comment if you have any questions.

You have $60 and your sister has $120. You are saving $7 per week and your sister is saving $5 per week. How long will it be before you and your sister have the same amount of money?

Answers

Answer:

27 weeks

Step-by-step explanation:

Which are equivalent ratios to 7:13?
Check all that are true.
D 21:39
72:128
28:52
14:26
36:48

Answers

14:26 and 21:39 and 28:52
14:26, 21:39, and 28:52!

If mLP = (19x - 5) and x = 4, find mLP and classify the angle.

mLP = ?

Classify the angle.
Acute
Right
Obtuse
Straight

Answers

The answer is : Obtuse

A bookshelf at a library holds 156 books. There are 15 bookshelves in the children's
section. How many children's books can the library place on the bookshelves?

Answers

Answer:

10

Step-by-step explanation:

i just divided the two

Answer:

2,340

Step-by-step explanation:

0.297
x7.1
=297
+ 20790
21.087
O True
O False

Answers

Answer:

False.

Step-by-step explanation:

0.297x7.1=2.1087

2.1087+20790= 20792.1087

evaluate the function when x = 4 b(x) = -2x - 4

Answers

Ohhhh same I wanna know the answer to that

given the functions: f(x) = x^2-9 and g(x) = 3 what is (f/g)(x)? A. x-3 B. x-9 C. x+3 D. x+9

Answers

Answer:

f + g)(x) = f (x) + g(x)

= [3x + 2] + [4 – 5x]

= 3x + 2 + 4 – 5x

= 3x – 5x + 2 + 4

= –2x + 6

(f – g)(x) = f (x) – g(x)

= [3x + 2] – [4 – 5x]

= 3x + 2 – 4 + 5x

= 3x + 5x + 2 – 4

= 8x – 2

(f × g)(x) = [f (x)][g(x)]

= (3x + 2)(4 – 5x)

= 12x + 8 – 15x2 – 10x

= –15x2 + 2x + 8

\left(\small{\dfrac{f}{g}}\right)(x) = \small{\dfrac{f(x)}{g(x)}}(

g

f

)(x)=

g(x)

f(x)

= \small{\dfrac{3x+2}{4-5x}}=

4−5x

3x+2

My answer is the neat listing of each of my results, clearly labelled as to which is which.

( f + g ) (x) = –2x + 6

( f – g ) (x) = 8x – 2

( f × g ) (x) = –15x2 + 2x + 8

\mathbf{\color{purple}{ \left(\small{\dfrac{\mathit{f}}{\mathit{g}}}\right)(\mathit{x}) = \small{\dfrac{3\mathit{x} + 2}{4 - 5\mathit{x}}} }}

1. Brie knows there is a relationship between the grades on
her math tests and the time she spends studying for those
tests. Identify the independent quantity and the dependent
quantity in this problem situation.

Answers

Time is the independent variable as it can be treated as a controllable constant against which changes in a system can be measured. How much time you spend effects how much time you study, making studying the dependent.  

Please help me, explain​

Answers

Answer:

C) 3x=54

Step-by-step explanation:

Angle ABD is a straight angle, which means it measures 180 degrees.

Angles ABC & CBD are linear pairs. (The two of them add up to 180°)

ABD is a right angle (90 degrees)

The straight angle (180) minus the right angle (90) equals 90 degrees.

x+2x+2x=90°

Combine like terms

5x=90°

divide by 5 on both sides

x=18

18×3=54

C

Hope this helps :-)

If a customer or five items in the order had a total of 17 wheels how many wagons were ordered show your work and explain your answer

Answers

4 wagons because there r 4 wheels on the wagon so you would divide 17 by 4

I have to explain how u can use properties of operations to evaluate the expression 18+4(28)​

Answers

Answer:

116

Step-by-step explanation:

You have to add 18+4 first. You should then get 22.Last you must multiply 22 by 28 to get 116

Can someone please help me (it’s question 15)

Answers

Answer:

C

Step-by-step explanation:

3b+4-1b+3 what is the answer please help

Answers

Answer:

  2b +7

Step-by-step explanation:

We assume you want to simplify this expression. It can be helpful, though is not required, to group like terms near each other.

  = 3b -1b +4 +3

  = b(3 -1) +(4 +3) . . . combine like terms

  = 2b +7

what fraction is bigger? 3/7 or 5/12. let me know the method.

Answers

Answer:

3/7

Step-by-step explanation:

3/7 5/12

36/84   35/84

Which graph represents a function?

Answers

Hi! Can you try sending a picture of the graphs, so I can answer the question? :)
Can you send Please the clear graph ?

2x+y = 43
(2x+24-30)-2

Answers

if you’re solving for x, it’s x=2,-4

10. Model with mathematics. The flow rate on the Otter River Run can

vary up to 90 gallons per minute from the target flow rate of 640 gallons

per minute. Write and solve an absolute value equation to find the

extreme values of the flow rate on the Otter River Run.

Answers

Answer:

Extreme Flow Rates = 730 gallons per minute | 550 gallons per minute

where,

Maximum Flow Rate = 730 gallons per minute

Minimum Flow Rate = 550 gallons per minute

Step-by-step explanation:

The extreme values of a quantity are the minimum and the maximum acceptable  values of that quantity. These values can be found by adding and subtracting the allowed variation from the target value, for maximum and minimum value, respectively. Therefore:

Extreme Flow Rates = Target Flow Rate ± Allowed Variation in Flow Rate

Extreme Flow Rates = 640 gallons per minute ± 90 gallons per minute

Extreme Flow Rates = 640 gallons per minute + 90 gallons per minute | 640 gallons per minute - 90 gallons per minute

Extreme Flow Rates = 730 gallons per minute | 550 gallons per minute

where,

Maximum Flow Rate = 730 gallons per minute

Minimum Flow Rate = 550 gallons per minute

What is the equation of the line that passes through the point (2, -1) and has a slope of 3/2?​

Answers

Answer:x=-2

Step-by-step explanation: -1=3/2x+2

Given :-

A line having a slope of 3/2 passes through (2,-1) .

To Find :-

The equation of the line .

Answer :-

According to the question ,

m = 3/2

Point = (2,-1)

We know Point slope form of the line as ,

y - y¡ = m ( x - x ¡ )

Substitute ,

y - (-1) = 3/2 ( x - 2 )

y + 1 = 3/2x - 3/2*2

y +1 = 3/2x - 3

2( y +1) = 3/2x *2 - 3*2

2y + 2 = 3x - 6

3x -2y -8 = 0

What is the distance between points (5,0) and (2, 1) to the nearest tenth?
Help !

Answers

Answer:

5

Step-by-step explanation:

4. Order the set of numbers from least to greatest: (4 points)
5
6
-5,
5.-26
31
6
O
31
6
.- 26, -5,
-5. -
6
O 5
6'
31 -126
-5,
6
O -126
31
5
6
O 5
6'
-5, -√26,
31
6

Answers

Answer:

Sorry to waist your time but no one would know this not even the person who made the question.

Step-by-step explanation:

Solve the polynomial by graphing. Round to the nearest tenth.
3x^5-8x^4+2x^3+5x^2-2x+1=0

Answers

d trust me edge 2020

what is the definition of a point?

Answers

A point is a 0-dimensional mathematical object which can be specified in -dimensional space using an n-tuple ( , , ..., ) consisting of. coordinates. In dimensions greater than or equal to two, points are sometimes considered synonymous with vectors and so points in n-dimensional space are sometimes called n-vectors.

Answer:

In modern mathematics, a point refers usually to an element of some set called a space. More specifically, in Euclidean geometry, a point is a primitive notion upon which the geometry is built, meaning that a point cannot be defined in terms of previously defined objects.

Step-by-step explanation:

Hope this helps! If it does, please mark me brainliest, and press the heart to thank me. Thank you so much, let's spread the learning! ;)

Sari estimated the quotient of 120.78 ÷ 9.9 to be 12. She said that her estimate is slightly greater than the actual answer. Is she correct? Is her estimate reasonable? Explain.

Answers

Answer:

Yes, her estimate is greater than the actual answer. 120.78/9.9 = 12.2. Since 12.2 (the actual answer) is greater than her estimate of 12, she is correct.

Step-by-step explanation:

See Answer.

Answer:

yo

Step-by-step explanation:

Sari had a good estimate for the problem. But she was not correct in saying that her answer was slightly greater than the actual answer. The rounded dividend, 120, is slightly less than 120.76, and the rounded divisor, 10, is slightly greater than 9.9, so the estimate would be less than the actual quotient.

this was the sample

A square has a side length of 9 what is the area ​

Answers

Answer:

The area is 81 square feet

Step-by-step explanation:

To find the area of a square, you do side*2, and 9*9=81

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