Math

Solve for x = - 4y + 39 and 3x + 5y = 61

Asked by AnneS2 on 14 Jun 09:45

Last updated by anonymous on 15 Jun 13:15

1 Answers

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Answered by CherieS on 15 Jun 13:15

x = - 4y + 39

3x + 5y = 61

3(- 4y + 39) + 5y = 61

3(- 4y) (3)( + 39) + 5y = 61

-12y+117+ 5y = 61

-7y+117= 61

-7y+117-117= 61-117

-7y=-56

-7y/-7=-56/-7

y=8

x = - 4y + 39

x = - 4(8)+ 39

x=-32+39

x=7