Math

Solve for both systems: x = 3y + 4 and x + 5y = 12

Asked by AnneS2 on 06 Sep 04:38

Last updated by anonymous on 07 Sep 23:42

1 Answers

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Answered by CherieS on 07 Sep 23:42

x = 3y + 4

x + 5y = 12

3y + 4 + 5y = 12

4 + 8y = 12

4-4 + 8y = 12-4

8y=8

8y/8=8/8

y=1

x = 3y + 4

x = 3*1 + 4

x = 3 + 4=7