20x-30=50x+90

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Solution for 20x-30=50x+90 equation:


Simplifying
20x + -30 = 50x + 90

Reorder the terms:
-30 + 20x = 50x + 90

Reorder the terms:
-30 + 20x = 90 + 50x

Solving
-30 + 20x = 90 + 50x

Solving for variable 'x'.

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

Add '-50x' to each side of the equation.
-30 + 20x + -50x = 90 + 50x + -50x

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

Combine like terms: 50x + -50x = 0
-30 + -30x = 90 + 0
-30 + -30x = 90

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

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

Combine like terms: 90 + 30 = 120
-30x = 120

Divide each side by '-30'.
x = -4

Simplifying
x = -4

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