Systems of Equations by Substitution

[Pages:4]Kuta Software - Infinite Pre-Algebra

Name___________________________________

Solving Systems of Equations by Substitution

Date________________ Period____

Solve each system by substitution.

1) y = 7x - 10 y = -3

2) y = -8 y = -2x - 12

3) y = 6x y = 5x + 7

4) y = 9x - 9 y = 9

5) y = -4 y = x - 8

6) y = 8x - 9 y = 7

7) y = 6x - 14 y = -8x

8) y = 2x - 15 y = 5x

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Worksheet by Kuta Software LLC

9) y = -8x 2x + 4y = 0

11) -3x - 5 y = 6 y = -3

13) y = 2x 3x + 3 y = -18

15) y = -3 -5x - 3 y = 14

10) 6x + 7y = 20 y = 2x

12) 6x - 5y = 22 y = -8

14) y = 8x -5x - 5y = 0

16) y = 3x -3x - y = -24

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Worksheet by Kuta Software LLC

Kuta Software - Infinite Pre-Algebra

Name___________________________________

Solving Systems of Equations by Substitution

Date________________ Period____

Solve each system by substitution.

1) y = 7x - 10 y = -3

(1, -3)

2) y = -8 y = -2x - 12

(-2, -8)

3) y = 6x y = 5x + 7

(7, 42)

4) y = 9x - 9 y = 9

(2, 9)

5) y = -4 y = x - 8

(4, -4)

6) y = 8x - 9 y = 7

(2, 7)

7) y = 6x - 14 y = -8x

(1, -8)

8) y = 2x - 15 y = 5x

(-5, -25)

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Worksheet by Kuta Software LLC

9) y = -8x 2x + 4y = 0

(0, 0)

10) 6x + 7y = 20 y = 2x

(1, 2)

11) -3x - 5 y = 6 y = -3

(3, -3)

13) y = 2x 3x + 3 y = -18

(-2, -4)

12) 6x - 5y = 22 y = -8

(-3, -8)

14) y = 8x -5x - 5y = 0

(0, 0)

15) y = -3 -5x - 3 y = 14

(-1, -3)

16) y = 3x -3x - y = -24

(4, 12)

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Worksheet by Kuta Software LLC

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