Braniac Braniac

29-10-2014
Mathematics

contestada

Solve for y:
2x+4y=8

Respuesta :

29-10-2014

2x + 4y = 8
-2x -2x
4y = 8 - 2x
4

y = 2/1 - 1/2x
* plung in y*

2x + 4 (2/1 - 1/2x) = 8
2x + 8 - 2x = 2

(2x - 2x = x cancle out)

8 = 2

answer : no solution

Answer Link

29-10-2014

2x + 4y = 8 -2x -2x 4y = 8 -2x 4 = 4 y = 2-2x

Answer Link

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