-x-2x-4x=x+12

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


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

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

Combine like terms: -3x + -4x = -7x
-7x = x + 12

Reorder the terms:
-7x = 12 + x

Solving
-7x = 12 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-7x + -1x = 12 + x + -1x

Combine like terms: -7x + -1x = -8x
-8x = 12 + x + -1x

Combine like terms: x + -1x = 0
-8x = 12 + 0
-8x = 12

Divide each side by '-8'.
x = -1.5

Simplifying
x = -1.5

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