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Define, evaluate, and compare functions | 8th Grade Math | Math Chimp - Free Printable

Educational worksheet: Define, evaluate, and compare functions | 8th Grade Math | Math Chimp. Download and print for classroom or home learning activities.

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Show Answer Key & Explanations Step-by-step solution for: Define, evaluate, and compare functions | 8th Grade Math | Math Chimp

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1) y = -1/5x - 9
x y
9 -10.8
-1 -8.8
5 -10
-7 -7.6
3 -9.6

2) y = 5x
x y
-5 -25
-4 -20
-1 -5

3) y = -1/8x + 6
x y
5 5.375
-2 6.25
7 5.125
6 5.25
-9 7.125

4) y = x - 6
x y
7 1
2 -4
0 -6

5) y = 7x - 5
x y
9 58
7 44
3 16
-9 -68
2 9

6) y = -4x
x y
7 -28
6 -24
2 -8

Parent Tip: Review the logic above to help your child master the concept of 8th grade functions worksheet.

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