200-20x=90x-20

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Solution for 200-20x=90x-20 equation:


Simplifying
200 + -20x = 90x + -20

Reorder the terms:
200 + -20x = -20 + 90x

Solving
200 + -20x = -20 + 90x

Solving for variable 'x'.

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

Add '-90x' to each side of the equation.
200 + -20x + -90x = -20 + 90x + -90x

Combine like terms: -20x + -90x = -110x
200 + -110x = -20 + 90x + -90x

Combine like terms: 90x + -90x = 0
200 + -110x = -20 + 0
200 + -110x = -20

Add '-200' to each side of the equation.
200 + -200 + -110x = -20 + -200

Combine like terms: 200 + -200 = 0
0 + -110x = -20 + -200
-110x = -20 + -200

Combine like terms: -20 + -200 = -220
-110x = -220

Divide each side by '-110'.
x = 2

Simplifying
x = 2

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