-7x+18=-x-2x

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Solution for -7x+18=-x-2x equation:


Simplifying
-7x + 18 = -1x + -2x

Reorder the terms:
18 + -7x = -1x + -2x

Combine like terms: -1x + -2x = -3x
18 + -7x = -3x

Solving
18 + -7x = -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.
18 + -7x + 3x = -3x + 3x

Combine like terms: -7x + 3x = -4x
18 + -4x = -3x + 3x

Combine like terms: -3x + 3x = 0
18 + -4x = 0

Add '-18' to each side of the equation.
18 + -18 + -4x = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -4x = 0 + -18
-4x = 0 + -18

Combine like terms: 0 + -18 = -18
-4x = -18

Divide each side by '-4'.
x = 4.5

Simplifying
x = 4.5

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