Refer to our Texas Go Math Grade 8 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 8 Module 4 Answer Key Nonproportional Relationships.

## Texas Go Math Grade 8 Module 4 Answer Key Nonproportional Relationships

**Essential Question**

How can you use non proportional relationships to solve real-world problems?

**Texas Go Math Grade 8 Module 4 Are You Ready? Answer Key**

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

**Find each difference.**

Question 1.

3 – (-5) _______

Answer:

3 – (-5) Given

3 + 5 To subtract an integer, add its opposite.

|3| + |-5| Since the signs are same, so find the sum of the absolute values

3 + 5 = 8

8 Use the sign of the number with the greater absolute value.

Question 2.

-4 – 5 _______

Answer:

-4 – 5 Given

-4 + (-5) The signs are the same, so find the sum of the absolute values.

|-4| + |-5|

4 + 5 = 9

-9 Use the sign of the number with the greater absolute value

Question 3.

6 – 10 _____

Answer:

6 – 10 Given

6 + (-10) The signs are different so find the difference of the absolute values.

(-10) + (6)

|-10| – |6|

10 – 6 = 4

-4 Use the sign of the number with the greater absolute value.

Question 4.

-5 – (-3) ________

Answer:

-5 – (-3) Given

-5 + 3 To subtract an integer, add its opposite.

|-5| – |3| Since the signs are different, so find the difference of the absolute values

5 – 3 = 2

-2 Use the sign of the number with the greater absolute value

Question 5.

8 – (-8) ________

Answer:

8 – (-8) Given

8 + 8 To subtract an integer, add its opposite.

|8| + |8| Since the signs are different, so find the difference of the absolute values

8 + 8 = 16

16 Use the sign of the number with the greater absolute value

Question 6.

9 – 5 = _____

Answer:

9 – 5 Given

9 + (-5) To subtract an integer, add its opposite.

|9| – |5| Since the signs are different, so find the difference of the absolute values

9 – 5 = 4

4 Use the sign of the number with the greater absolute value

Question 7.

-3 – 9 ______

Answer:

-3 – 9 Given

-3 + (-9) The signs are the same, so find the sum of the absolute values.

|-3| + |-9|

3 + 9 = 12

-12 Use the sign of the number with the greater absolute value

-12

Question 8.

0 – (-6) _____

Answer:

0 – (-6) Given

0 + 6 To subtract an integer, add its opposite.

|0| + |6| Since the signs are different, so find the difference of the absolute values

0 + 6 = 6

6 Use the sign of the number with the greater absolute value

6

Question 9.

12 – (-9) _____

Answer:

12 – (-9) Given

12 + 9 To subtract an integer, add its opposite.

|12| + |9| Since the signs are same, so find the difference of the absolute values

12 + 9 = 21

21 Use the sign of the number with the greater absolute value

21

Question 10.

-6 – (-4) _______

Answer:

-6 – (-4) Given

-6 + 4 To subtract an integer, add its opposite.

|-6| – |4| Since the signs are different, so find the difference of the absolute values

6 – 4 = 2

-2 Use the sign of the number with the greater absolute value

Question 11.

-7 – 10 _______

Answer:

-7 – 10 Given

-7 + (-10) To subtract an integer, add its opposite.

|-7| + |-10| Since the signs are same, so find the difference of the absolute values

7 + 10 = 17

-17 Use the sign of the number with the greater absolute value

-17

Question 12.

5 – 14 = ___

Answer:

5 – 14 Given

5 + (-14) The signs are different, so find the difference of the absolute values

(-14) + (5)

|-14| – |5|

14 – 5 = 11

-11 Use the sign of the number with the greater absolute value

-11

**Graph each point on the coordinate grid.**

Question 13.

B (0, 5)

Answer:

To graph a point at (0, 5) start at origin.

Then move 5 points up.

Graph point B(0, 5).

To graph a point at (0, 5) start at origin.

Then move 5 points up.

Question 14.

C (8, 0)

Answer:

Question 15.

D (5, 7)

Answer:

Question 16.

E(2, 3)

Answer:

**Texas Go Math Grade 8 Module 4 Reading Start-Up Answer Key**

**Visualize Vocabulary**

**Use the ✓ words to complete the diagram. You can put more than one word in each box.**

**Understand Vocabulary**

**Complete the sentences using the preview words.**

Question 1.

Any ordered pair that satisfies all the equations in a system is a _____

Answer:

Any ordered pair that satisfies all the equations in a system is a __Solution__

Question 2.

A _________________________ is an equation whose solutions form a straight line on a coordinate plane.

Answer:

A __‘linear equation”__ is an equation whose solutions form a straight line on a coordinate plane

Question 3.

A ________________________ is a set of two or more equations that contain two or more variables.

Answer:

A __Systems of Equations__ is a set of two or more equations that contain two or more variables.