evaluate the expression for the given value of x

1. 2+x+(-7);x=8


2. x+7+(-7);x=4 ​

Answers

Answer 1

Answer:

1. 3               2. 4

Step-by-step explanation:

1. 2+8+(-7)

2+8-7

3

2. 4+7+(-7)

4+7-7

4

Answer 2

Answer:

x =-1

Step-by-step explanation:


Related Questions

I don’t know how to do this please help and show work

Answers

Answer:

Step-by-step explanation:

Yellow take the one pemdas

Answer:

(2,5)

Step-by-step explanation:

a(x+p)+q

coordinate x is -p

p= -2

so x= 2

coordinate y is q

q=5

so y=5

vertex is (2,5)

No links
40 points
if you give me a reasonable answer quick enough, you get brainliest

Answers

Answer: $675 hope this helps I tried

Factor the expression. 27x^15−64y^9

Answers

Answer:

(3x2 - 4y4) • (9x4 + 12x2y4 + 16y8

When multiplied, what is the simplified form of (6 − 2i)(4 − 3i)? Write the answer in standard form, a + bi, where a and b are real numbers. 10 − 5i 30 − 26i 2 − 6i 18 − 26i

Answers

Answer:

18-26i

Step-by-step explanation:

hope this helps :)

(3.7×10^8)–(1.76×10^8)

Answers

Answer:

194000000

Step-by-step explanation:

Hey there!

(3.7 × 10⁸) - (1.76 × 10⁸)

= (3.7 × 100000000) - (1.76 × 100000000)

= 370000000 - 17600000

= 194000000.

Hope it helps ya!

6-3(x+2)>15 solving inequalities

Answers

Answer:     x  < - 5

Step-by-step explanation:

6-3(x+2) > 15         [substract six from both sides]      

  -3(x+2) > 15 - 6   [divide both sides by -3; flip greater than sign to less than]

         x + 2 < - 3    [subtract two from both sides]

              x  < - 5

To test my answer, I have included a Desmos Graph that I graphed using the information provided in the question and my answer.

Tables algebra question

Answers

Answer:

YOUR THE ONE WHO NEEDS TO ASK THE QUESTION

Step-by-step explanation:

While making a sketch for art class, Justin drew the shape shown and then wanted to make sure the triangles were perfectly congruent. After labeling the figure, he used a ruler and found that DF and GE bisect each other at point H.

Which of the following could Justin use to prove ∆DEH ≅ ∆FGH?
A. SAS
B. SSA
C. definition of perpendicular bisector
D. alternate interior angles are congruent

Answers

The two triangles have a pair of corresponding sides as well as the

included angles between them that are equal.

Justin could prove that ΔDEH ≅ ΔFGH by A. SAS

Reason:

The known information are;

DF bisects GE, therefore; GH = EH

GE bisects DF, therefore; DH = FH

∠DHE = ∠FHG by vertical opposite angle theorem

Therefore;

DH and EH in triangle ΔDEH = FH and GH in triangle ΔFGH

∠DHE in triangle ΔDEH = ∠FHG in triangle ΔFGH

Therefore, two sides and an included angle triangle in ΔDEH are equal to (congruent) to the corresponding two sides and an included angle in ΔFGH.

Therefore;

ΔDEH ≅ ΔFGH by SAS, Side-Angle-Side congruency theorem

Learn more here:

https://brainly.com/question/14418374

The answer would be SAS


Step-by-step explanation: SAS

Simplify 2 square root 36

Answers

Answer:

2√36 = 12

Step-by-step explanation:

2√36

√36 = 6

2(6) = 12

Graph 1.7 on a number line

Answers

Answer:

Step-by-step explanation:

1.7 lies between 1 and 2.

What is 6 + (4 x 2)=

Answers

Answer: 14

Step-by-step explanation: 4x2 = 8, 8 + 6 = 14

Evaluate the expression for the given values of the variables.(n + 5)^2 for n = −7


When n = −7, the expression is equal to...

Answers

4

Step-by-step explanation:

(n + 5)² for n = -7

= (-7 + 5)²

= (-2)²

= 4

show work order the fractions from LEAST to GREATEST. 1/2, 2/3, 1/4, 5/6 show work

Answers

Answer:5/6, 2/3, 1/4, 1/2

Step-by-step explanation:

TIMED ASSIGNMENT PLS ANSWER ASAP ILL MARK BRAINLIEST

Answers

Answer:

the answer is c

Step-by-step explanation:

1 hour=60 minutes

60/6 minutes= 10

10 x 3 = 30 minutes

half hour= 30 minutes

30/6 = 5

5 x 3= 15 minutes

30 +15 = 45 minutes

100 POINTS & BRAINLIEST!!

Answers

Answer:

The answer is A

Step-by-step explanation:

Answer:

option A is the right answer correct me if im wrong

O Stretch Your Thinking A balloon vendor sold 225 balloons
on Saturday. He sold red, yellow, and blue balloors, Hero
100 red balloons and 25 more red than blue, How many
yellow balloons did he sell?

Answers

He sold 50 yellow balloons

Evaluate -4|-4|.

A) 8
B) -8
C) 16
D) -16​

Answers

The answer

The answer is -16

Answer:

[tex]D)\:- 16[/tex]

Step-by-step explanation:

[tex]-4\left|-4\right|[/tex]

Apply absolute rule: [tex]\left|-a\right|=a[/tex]

[tex]\left|-4\right|=4[/tex]

Multiply:

[tex]-4\times \:4[/tex][tex]-16[/tex]

______________________

Pls explain!!!
Pls and thank you

Answers

Answer:

A = L x W

A = 3 3/4 x 1 1/2

A = (you do the math, 3 3/4 x 1 1/2 : )

Step-by-step explanation:

Hope this helps! Please gie brainliest

Answer:

The formula to find the AREA of a rectangle is as shown A=l x w

L meaning Lenght, which in this case is 3 [tex]\frac{3}{4}[/tex] ft.

W meaning width, which in this case is 1 [tex]\frac{1}{2}[/tex] ft.

Now that you know what the length and the width are, you want to multiply them like the formula A = l x w

A= 3 [tex]\frac{3}{4}[/tex]  x 1 [tex]\frac{1}{2}[/tex]

You want to create the fractions into a mixed number.

3 3/4 = 15/4

1 1/2 = 3/2

Now when you multiply it should look like this :

[tex]\frac{15*3 }{4*2}[/tex]  or 15x3 / 4x2

This will get you the mixed number of 45/8

Then you can covert the mixed number to a whole number which will be

5 5/8

This will get you the final answer of 5 [tex]\frac{5}{8}[/tex] ft. This is your area.

I hope this helped.

How do you write f(x)=|x-7| as a piece wise function

Answers

Answer:

f(x) = { x+9 x ≥ − 9

-x -9 x < -9

30 POINTS AND BRAINLIST TO GRAPH

Graph the equation by translating y=|x|.

y=|x+5|

Answers

Answer:

Please refer to the attached photo.

Step-by-step explanation:

Table of values

[tex]\begin{array}{|c|c|c|c|c|c|c|c|c|c|c|c|} \hline \sf x &\sf -8 &\sf -7 &\sf -6 &\sf -5 &\sf -4 &\sf -3 &\sf -2 &\sf -1 &\sf 0 &\sf 1 &\sf 2 \\\hline \sf y &\sf 3 &\sf 2 &\sf 1 &\sf 0 &\sf 1 &\sf 2 &\sf 3 &\sf 4 &\sf 5 &\sf 6 &\sf 7 \\\hline \end{array}[/tex]

Write the mixed number as an improper fraction.

one and seven-eighths

A. fourteen-eighths

B. fifteen-eighths

C. Start fraction seven over fifteen end fraction

D. start fraction 8 over 15 end fraction

Answers

B. 15/8

when you have a mixed number , you can multiply the denominator by the whole number, then add the numerator. 8 x 1 = 8, + 7 = 15. the denominator stays the same, so the answer is 15/8. hope this helped!!

what is 4 times 4 divded by 8

Answers

Answer:

2

Step-by-step explanation:

Answer:

2

Step-by-step explanation:

4 groups of 4, or 4x4=16.

16 in eight groups, or 16/8 is 2.

A 4.0-kg cart moving due east at 9.0 m/s collides with a 3.0-kg cart moving due west. The carts stick together and come to rest after the collision. What was the initial speed of the 3.0-kg cart?

Answers

Since the carts stick together and come to rest after the collision, the initial speed of the 3.0-kg cart is 12 m/s.

Given the following data:

Mass of cart 1 = 4.0 kgVelocity of cart 1 = 9.0 m/sMass of cart 2 = 3.0 kg

To find the initial speed of the 3.0-kg cart, we would apply the law of conservation of momentum:

For a perfectly inelastic collision:

[tex]M_1V_1 - M_2V_2 = V_f(M_1 + M_2)[/tex]

When the carts stick together and come to rest after the collision, the final velocity is zero (0).

[tex]M_1V_1 - M_2V_2 = 0\\\\M_1V_1 = M_2V_2\\\\V_2 = \frac{M_1V_1}{M_2}[/tex]

Substituting the given parameters into the formula, we have;

[tex]V_2 = \frac{4(9)}{3}\\\\V_2 = \frac{36}{3}[/tex]

Initial speed = 12 m/s

Read more: https://brainly.com/question/23092552

Question

How many angles are formed by the transversal?






angles

Answers

Answer:

8

Step-by-step explanation:

Solve for m:
2 (m + 7) = -4- m
Your answer

Answers

Answer:

m = -6

Step-by-step explanation:

2 (m + 7) = -4 - m

2m + 14 = -4 - m

3m + 14 = -4

3m = -18

m = -6

Hopefully this helps!

Brainliest please?

Answer:

m = -6

Step-by-step explanation:

To solve this equation for m, we multiply out the left side to remove the parentheses:

2m + 14 = -4 - m

Next, we combine like terms:  2m and -m are like terms, as are 14 and -4:

3m = -18

Dividing both sides by 3 yields m = -6

I’m generally not sure about how to solve this. I have more questions posted like this one if you would like to help! If anyone see’s this and would like to answer, please do as fast as possible.

Answers

Answer:

Below.

Step-by-step explanation:

First a reflection over the y-axis takes:

The point A (2, 0) to (-2, 0).

B goes to (-4,2) and C goes to (-6,0).

Then the rotation moves:

(-2,0) to A' (0, -2)

(-4, 2) to B' (-2, -4)

(-6,0) to C' (0, -6)

(-2)^6 + (-3)^2

Evaluate The Problem

Answers

Answer:

73

Step-by-step explanation:

(−2)  

6

+(−3)  

2

 

Calculate −2 to the power of 6 and get 64.

64+(−3)  

2

 

Calculate −3 to the power of 2 and get 9.

64+9

Add 64 and 9 to get 73.

73

I’ll give brainliest PLEASE HELP!!

A family pays to park their car and buy tickets at a baseball stadium. The
table shows the linear relationship between the number of tickets and the total cost, including parking.

A. 11.50
B. 13.50
C. 17.00
D. 8.50

Answers

Answer:

D. 8.50

Step-by-step explanation:

A. 11.50

B. 13.50

C. 17.00

D. 8.50

The cost of each ticket will be $8.5. Then the correct option is D.

What is a linear equation?

The linear equation is given as,

y = mx + c

Where m is the slope of the line and c is the y-intercept of the line.

The slope of the line is given as,

m = (y₂ - y₁) / (x₂ - x₁)

A family pays to enter a baseball stadium, park their car, and purchase tickets. The table displays the linear correlation between the number of tickets issued and the overall expense, which includes parking.

The slope is given as,

m = (57.50 - 40.50) / (5 - 3)

m = 17 / 2

m = 8.5

Let 'y' represent the total cost, 'x' represents the cost of the ticket, and 'c' represents the cost of parking. Then the equation is given as,

y = 8.5x + c

The cost of each ticket will be $8.5. Then the correct option is D.

More about the linear equation link is given below.

https://brainly.com/question/11897796

#SPJ5

WILL GIVE BRAINLIEST- Geometric Proofs

Answers

Answer:

Angle ACE and Angle ABE are congruent because they both share a side of Line Segment AE

Step-by-step explanation:

Which equation represents the line that passes through (-8,11) and
(4, 7/2)

Answers

Answer:

Y=-5/8X+6

Step-by-step explanation:

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