2x+90=100+x

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Solution for 2x+90=100+x equation:


Simplifying
2x + 90 = 100 + x

Reorder the terms:
90 + 2x = 100 + x

Solving
90 + 2x = 100 + 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.
90 + 2x + -1x = 100 + x + -1x

Combine like terms: 2x + -1x = 1x
90 + 1x = 100 + x + -1x

Combine like terms: x + -1x = 0
90 + 1x = 100 + 0
90 + 1x = 100

Add '-90' to each side of the equation.
90 + -90 + 1x = 100 + -90

Combine like terms: 90 + -90 = 0
0 + 1x = 100 + -90
1x = 100 + -90

Combine like terms: 100 + -90 = 10
1x = 10

Divide each side by '1'.
x = 10

Simplifying
x = 10

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