40x=80(30-x)

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Solution for 40x=80(30-x) equation:


Simplifying
40x = 80(30 + -1x)
40x = (30 * 80 + -1x * 80)
40x = (2400 + -80x)

Solving
40x = 2400 + -80x

Solving for variable 'x'.

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

Add '80x' to each side of the equation.
40x + 80x = 2400 + -80x + 80x

Combine like terms: 40x + 80x = 120x
120x = 2400 + -80x + 80x

Combine like terms: -80x + 80x = 0
120x = 2400 + 0
120x = 2400

Divide each side by '120'.
x = 20

Simplifying
x = 20

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