85-x=20+x

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Solution for 85-x=20+x equation:


Simplifying
85 + -1x = 20 + x

Solving
85 + -1x = 20 + 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.
85 + -1x + -1x = 20 + x + -1x

Combine like terms: -1x + -1x = -2x
85 + -2x = 20 + x + -1x

Combine like terms: x + -1x = 0
85 + -2x = 20 + 0
85 + -2x = 20

Add '-85' to each side of the equation.
85 + -85 + -2x = 20 + -85

Combine like terms: 85 + -85 = 0
0 + -2x = 20 + -85
-2x = 20 + -85

Combine like terms: 20 + -85 = -65
-2x = -65

Divide each side by '-2'.
x = 32.5

Simplifying
x = 32.5

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