2x-45=-x

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Solution for 2x-45=-x equation:


Simplifying
2x + -45 = -1x

Reorder the terms:
-45 + 2x = -1x

Solving
-45 + 2x = -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.
-45 + 2x + x = -1x + x

Combine like terms: 2x + x = 3x
-45 + 3x = -1x + x

Combine like terms: -1x + x = 0
-45 + 3x = 0

Add '45' to each side of the equation.
-45 + 45 + 3x = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 3x = 0 + 45
3x = 0 + 45

Combine like terms: 0 + 45 = 45
3x = 45

Divide each side by '3'.
x = 15

Simplifying
x = 15

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