x-20+185-2x=90

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Solution for x-20+185-2x=90 equation:


Simplifying
x + -20 + 185 + -2x = 90

Reorder the terms:
-20 + 185 + x + -2x = 90

Combine like terms: -20 + 185 = 165
165 + x + -2x = 90

Combine like terms: x + -2x = -1x
165 + -1x = 90

Solving
165 + -1x = 90

Solving for variable 'x'.

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

Add '-165' to each side of the equation.
165 + -165 + -1x = 90 + -165

Combine like terms: 165 + -165 = 0
0 + -1x = 90 + -165
-1x = 90 + -165

Combine like terms: 90 + -165 = -75
-1x = -75

Divide each side by '-1'.
x = 75

Simplifying
x = 75

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