SOLUTION: {6x+y-8=0 {-4x=9-2y solve the linear system by substitution or linear combinations (elimination)

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Question 848575: {6x+y-8=0
{-4x=9-2y
solve the linear system by substitution or linear combinations (elimination)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Apples to Apples

 6x +  y = 8

-4x + 2y = 9



 -12x- 2y = -16

-4x + 2y = 9

    -16x = -7

     x = 7/16   and y = 128/16 - 42/16 = 86/16 = 43/8

solution (7/16, 43/8)

CHECKING our answer***

-4x + 2y = 9

-7/4 + 43/4 = 36/4 = 9

Wish You the Best in your Studies.