Keystone Algebra 1 Solving Systems by Substitution Homework

ID: 1

Keystone Algebra 1

Name___________________________________

Solving Systems by Substitution Homework

Date________________ Period____

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Solve each system by substitution.

1) y = 3 x + 13

y = ?8 x ? 9

2) y = ?2 x ? 13

y=x?4

3) y = 2 x ? 2

y=x?5

4) 7 x ? y = 7

y = ?6 x + 6

5) 7 x + 7 y = 0

y = 2 x ? 15

6) y = 3 x ? 14

?2 x + 7 y = ?22

7) ?3 x + 2 y = 1

2 x + y = ?3

8) x + 4 y = ?18

4 x + 5 y = ?17

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Worksheet by Kuta Software LLC

9) y = 2

?4 x + 3 y = ?2

10) 4 x ? 3 y = 0

y=4

11) ?7 x ? 7 y = 0

y = ?3 x ? 6

12) ?7 x + 4 y = 20

y = ?2

13) 6 x + 8 y = 12

x + 4 y = 10

14) ?7 x ? 5 y = ?17

x ? 8 y = ?15

15) y = 4 x ? 11

y=x?2

16) y = 7 x ? 8

y = ?3 x + 2

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Worksheet by Kuta Software LLC

ID: 1

Keystone Algebra 1

Name___________________________________

Solving Systems by Substitution Homework

Date________________ Period____

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Solve each system by substitution.

1) y = 3 x + 13

y = ?8 x ? 9

2) y = ?2 x ? 13

y=x?4

(?2, 7)

3) y = 2 x ? 2

y=x?5

(?3, ?7)

4) 7 x ? y = 7

y = ?6 x + 6

(?3, ?8)

5) 7 x + 7 y = 0

y = 2 x ? 15

(1, 0)

6) y = 3 x ? 14

?2 x + 7 y = ?22

(5, ?5)

(4, ?2)

7) ?3 x + 2 y = 1

2 x + y = ?3

8) x + 4 y = ?18

4 x + 5 y = ?17

(?1, ?1)

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(2, ?5)

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Worksheet by Kuta Software LLC

9) y = 2

?4 x + 3 y = ?2

10) 4 x ? 3 y = 0

y=4

(2, 2)

(3, 4)

11) ?7 x ? 7 y = 0

y = ?3 x ? 6

12) ?7 x + 4 y = 20

y = ?2

(?3, 3)

(?4, ?2)

13) 6 x + 8 y = 12

x + 4 y = 10

14) ?7 x ? 5 y = ?17

x ? 8 y = ?15

(?2, 3)

(1, 2)

15) y = 4 x ? 11

y=x?2

16) y = 7 x ? 8

y = ?3 x + 2

(3, 1)

(1, ?1)

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Worksheet by Kuta Software LLC

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