2x+80=x+90

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Solution for 2x+80=x+90 equation:


Simplifying
2x + 80 = x + 90

Reorder the terms:
80 + 2x = x + 90

Reorder the terms:
80 + 2x = 90 + x

Solving
80 + 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.
80 + 2x + -1x = 90 + x + -1x

Combine like terms: 2x + -1x = 1x
80 + 1x = 90 + x + -1x

Combine like terms: x + -1x = 0
80 + 1x = 90 + 0
80 + 1x = 90

Add '-80' to each side of the equation.
80 + -80 + 1x = 90 + -80

Combine like terms: 80 + -80 = 0
0 + 1x = 90 + -80
1x = 90 + -80

Combine like terms: 90 + -80 = 10
1x = 10

Divide each side by '1'.
x = 10

Simplifying
x = 10

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