7.5*(20+x)=20x

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Solution for 7.5*(20+x)=20x equation:


Simplifying
7.5(20 + x) = 20x
(20 * 7.5 + x * 7.5) = 20x
(150 + 7.5x) = 20x

Solving
150 + 7.5x = 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.
150 + 7.5x + -20x = 20x + -20x

Combine like terms: 7.5x + -20x = -12.5x
150 + -12.5x = 20x + -20x

Combine like terms: 20x + -20x = 0
150 + -12.5x = 0

Add '-150' to each side of the equation.
150 + -150 + -12.5x = 0 + -150

Combine like terms: 150 + -150 = 0
0 + -12.5x = 0 + -150
-12.5x = 0 + -150

Combine like terms: 0 + -150 = -150
-12.5x = -150

Divide each side by '-12.5'.
x = 12

Simplifying
x = 12

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