90-x=25

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Solution for 90-x=25 equation:


Simplifying
90 + -1x = 25

Solving
90 + -1x = 25

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + -1x = 25 + -90

Combine like terms: 90 + -90 = 0
0 + -1x = 25 + -90
-1x = 25 + -90

Combine like terms: 25 + -90 = -65
-1x = -65

Divide each side by '-1'.
x = 65

Simplifying
x = 65

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