Math

Solve for both systems: y + 3x = 12 and y = - 4x + 14

Asked by AnneS2 on 12 Aug 06:26

Last updated by anonymous on 13 Aug 17:48

1 Answers

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Answered by CherieS on 13 Aug 17:48

y + 3x = 12

y + 3x -3x= 12-3x

y= 12-3x

y = - 4x + 14

12-3x = - 4x + 14

12-3x+4x = - 4x+4x+ 14

12+x=14

12-12+x=14-12

x=2

y= 12-3x

y= 12-3(2)

y= 12-6=6