3x=5(x-20)

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Solution for 3x=5(x-20) equation:


Simplifying
3x = 5(x + -20)

Reorder the terms:
3x = 5(-20 + x)
3x = (-20 * 5 + x * 5)
3x = (-100 + 5x)

Solving
3x = -100 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
3x + -5x = -100 + 5x + -5x

Combine like terms: 3x + -5x = -2x
-2x = -100 + 5x + -5x

Combine like terms: 5x + -5x = 0
-2x = -100 + 0
-2x = -100

Divide each side by '-2'.
x = 50

Simplifying
x = 50

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