90-.30x=50+.50x

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


Simplifying
90 + -0.30x = 50 + 0.50x

Solving
90 + -0.30x = 50 + 0.50x

Solving for variable 'x'.

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

Add '-0.50x' to each side of the equation.
90 + -0.30x + -0.50x = 50 + 0.50x + -0.50x

Combine like terms: -0.30x + -0.50x = -0.8x
90 + -0.8x = 50 + 0.50x + -0.50x

Combine like terms: 0.50x + -0.50x = 0.00
90 + -0.8x = 50 + 0.00
90 + -0.8x = 50

Add '-90' to each side of the equation.
90 + -90 + -0.8x = 50 + -90

Combine like terms: 90 + -90 = 0
0 + -0.8x = 50 + -90
-0.8x = 50 + -90

Combine like terms: 50 + -90 = -40
-0.8x = -40

Divide each side by '-0.8'.
x = 50

Simplifying
x = 50

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