x+x=x-10+100

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Solution for x+x=x-10+100 equation:


Simplifying
x + x = x + -10 + 100

Combine like terms: x + x = 2x
2x = x + -10 + 100

Reorder the terms:
2x = -10 + 100 + x

Combine like terms: -10 + 100 = 90
2x = 90 + x

Solving
2x = 90 + 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.
2x + -1x = 90 + x + -1x

Combine like terms: 2x + -1x = 1x
1x = 90 + x + -1x

Combine like terms: x + -1x = 0
1x = 90 + 0
1x = 90

Divide each side by '1'.
x = 90

Simplifying
x = 90

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