brooklyn44 brooklyn44

23-05-2017
Mathematics

contestada

What's y=4x-2
3x+2y=-4

Respuesta :

n36reeves n36reeves

23-05-2017

X=0
Y=-2

Multiply the top equation by -2 to get -2y=-8x+4

Isolate 2y on the bottom by subtracting 3x from both sides to get 2y = -4 - 3x

Add the two equations get 0=-11x so x = 0

Solve for y by plugging zero into one of the equations to get y=4(0)-2 to find the y = -2
y=4(0)-2

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