64=20(20+x)

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Solution for 64=20(20+x) equation:


Simplifying
64 = 20(20 + x)
64 = (20 * 20 + x * 20)
64 = (400 + 20x)

Solving
64 = 400 + 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.
64 + -20x = 400 + 20x + -20x

Combine like terms: 20x + -20x = 0
64 + -20x = 400 + 0
64 + -20x = 400

Add '-64' to each side of the equation.
64 + -64 + -20x = 400 + -64

Combine like terms: 64 + -64 = 0
0 + -20x = 400 + -64
-20x = 400 + -64

Combine like terms: 400 + -64 = 336
-20x = 336

Divide each side by '-20'.
x = -16.8

Simplifying
x = -16.8

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