2x-30+45=x

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Solution for 2x-30+45=x equation:


Simplifying
2x + -30 + 45 = x

Reorder the terms:
-30 + 45 + 2x = x

Combine like terms: -30 + 45 = 15
15 + 2x = x

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

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

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

Add '-15' to each side of the equation.
15 + -15 + 1x = 0 + -15

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

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

Divide each side by '1'.
x = -15

Simplifying
x = -15

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