18=-x-7-4x

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Solution for 18=-x-7-4x equation:


Simplifying
18 = -1x + -7 + -4x

Reorder the terms:
18 = -7 + -1x + -4x

Combine like terms: -1x + -4x = -5x
18 = -7 + -5x

Solving
18 = -7 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
18 + 5x = -7 + -5x + 5x

Combine like terms: -5x + 5x = 0
18 + 5x = -7 + 0
18 + 5x = -7

Add '-18' to each side of the equation.
18 + -18 + 5x = -7 + -18

Combine like terms: 18 + -18 = 0
0 + 5x = -7 + -18
5x = -7 + -18

Combine like terms: -7 + -18 = -25
5x = -25

Divide each side by '5'.
x = -5

Simplifying
x = -5

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