80-x+145=135

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Solution for 80-x+145=135 equation:


Simplifying
80 + -1x + 145 = 135

Reorder the terms:
80 + 145 + -1x = 135

Combine like terms: 80 + 145 = 225
225 + -1x = 135

Solving
225 + -1x = 135

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-225' to each side of the equation.
225 + -225 + -1x = 135 + -225

Combine like terms: 225 + -225 = 0
0 + -1x = 135 + -225
-1x = 135 + -225

Combine like terms: 135 + -225 = -90
-1x = -90

Divide each side by '-1'.
x = 90

Simplifying
x = 90

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