Texas Go Math Grade 7 Module 8 Answer Key Equations and Inequalities

Refer to ourÂ Texas Go Math Grade 7 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 7 Module 8 Answer Key Equations and Inequalities.

Texas Go Math Grade 7 Module 8 Answer Key Equations and Inequalities

Essential Question
How can you use equations and Inequalities to solve real-world problems?

Complete these exercises to review skills you will need for this chapter.

Solve each equation, using inverse operations.

9w = -54 _______
Divide both sides by 9.

Question 2.
b – 12 = 3 _______
Add 12 to both sides b – 12 + 12 = 3 + 12
b = 15

Question 3.
$$\frac{n}{4}$$ = -11 ____
Multiply both sides by 4.

Graph each number on the number line.

Question 4.
3

3

-9

-9

Question 6.
7

7

Question 7.
-3

-3

Question 8.
4p > 20 ______
Divide both sides by 4.

m – 7 â‰¤ 3 ______
m + 7 + 7 â‰¤ 3 + 7
m â‰¤ 3 + 7
m â‰¤ 10

Question 10.
$$\frac{S}{-2}$$ < 9
Multiply both sides by -2. We are multiplying by a negative number, so we have to reverse the direction of the inequality

Question 11.
r + 6 â‰¤ -7 ____
subtract 6 from both sides.
r + 6 – 6 â‰¤ -7 – 6
r â‰¤ -13

Question 12.
$$\frac{h}{4}$$ > -5 _____
Multiply both sides by 4.

Equations and Inequalities for 7th Graders Question 13.
-y â‰¤ 2 ________
Multiply both sides by -1 We are multiplying by a negative number, so we have to reverse the direction of the inequality.
-y . (-1) â‰¤ 2 . (-1)
y â‰¤ -2

Visualize Vocabulary

Use the âœ“ words to complete the graphic. You may put more than one word in each box.

Understand Vocabulary

Complete each sentence, using the review words.

Question 1.
A value of the variable that makes the equation true is a ____
Solution.