7x+18=18-x

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


Simplifying
7x + 18 = 18 + -1x

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

Add '-18' to each side of the equation.
18 + -18 + 7x = 18 + -18 + -1x

Combine like terms: 18 + -18 = 0
0 + 7x = 18 + -18 + -1x
7x = 18 + -18 + -1x

Combine like terms: 18 + -18 = 0
7x = 0 + -1x
7x = -1x

Solving
7x = -1x

Solving for variable 'x'.

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

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

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

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

Divide each side by '8'.
x = 0

Simplifying
x = 0

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