50x-90=20x

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Solution for 50x-90=20x equation:


Simplifying
50x + -90 = 20x

Reorder the terms:
-90 + 50x = 20x

Solving
-90 + 50x = 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-90 + 50x + -20x = 20x + -20x

Combine like terms: 50x + -20x = 30x
-90 + 30x = 20x + -20x

Combine like terms: 20x + -20x = 0
-90 + 30x = 0

Add '90' to each side of the equation.
-90 + 90 + 30x = 0 + 90

Combine like terms: -90 + 90 = 0
0 + 30x = 0 + 90
30x = 0 + 90

Combine like terms: 0 + 90 = 90
30x = 90

Divide each side by '30'.
x = 3

Simplifying
x = 3

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