18=-x-2x+3

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Solution for 18=-x-2x+3 equation:


Simplifying
18 = -1x + -2x + 3

Reorder the terms:
18 = 3 + -1x + -2x

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

Solving
18 = 3 + -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 + 3x = 3 + -3x + 3x

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

Add '-18' to each side of the equation.
18 + -18 + 3x = 3 + -18

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

Combine like terms: 3 + -18 = -15
3x = -15

Divide each side by '3'.
x = -5

Simplifying
x = -5

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