4x+2x-y=-3x-4+12

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Solution for 4x+2x-y=-3x-4+12 equation:


Simplifying
4x + 2x + -1y = -3x + -4 + 12

Combine like terms: 4x + 2x = 6x
6x + -1y = -3x + -4 + 12

Reorder the terms:
6x + -1y = -4 + 12 + -3x

Combine like terms: -4 + 12 = 8
6x + -1y = 8 + -3x

Solving
6x + -1y = 8 + -3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '3x' to each side of the equation.
6x + 3x + -1y = 8 + -3x + 3x

Combine like terms: 6x + 3x = 9x
9x + -1y = 8 + -3x + 3x

Combine like terms: -3x + 3x = 0
9x + -1y = 8 + 0
9x + -1y = 8

Add 'y' to each side of the equation.
9x + -1y + y = 8 + y

Combine like terms: -1y + y = 0
9x + 0 = 8 + y
9x = 8 + y

Divide each side by '9'.
x = 0.8888888889 + 0.1111111111y

Simplifying
x = 0.8888888889 + 0.1111111111y

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