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.