18+2x=x+15

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Solution for 18+2x=x+15 equation:


Simplifying
18 + 2x = x + 15

Reorder the terms:
18 + 2x = 15 + x

Solving
18 + 2x = 15 + 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.
18 + 2x + -1x = 15 + x + -1x

Combine like terms: 2x + -1x = 1x
18 + 1x = 15 + x + -1x

Combine like terms: x + -1x = 0
18 + 1x = 15 + 0
18 + 1x = 15

Add '-18' to each side of the equation.
18 + -18 + 1x = 15 + -18

Combine like terms: 18 + -18 = 0
0 + 1x = 15 + -18
1x = 15 + -18

Combine like terms: 15 + -18 = -3
1x = -3

Divide each side by '1'.
x = -3

Simplifying
x = -3

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