Math

Solve for - 3x + 3y = 9 and 3x - 2y = 1

Asked by AnneS2 on 12 Jun 03:54

Last updated by anonymous on 13 Jun 16:29

1 Answers

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Answered by CherieS on 13 Jun 16:29

- 3x + 3y = 9

- 3x + 3y+3x = 9+3x

3y=9+3x

3y/3=9/3+3x/3

y=3+x

3x - 2y = 1

3x - 2(3+x) = 1

3x - 2(3) (-2)(+x) = 1

3x-6-2x=1

x-6=1

x-6+6=1+6

x=7

y=3+x

y=3+7

x=10