2(20+x)=5(30-x)

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Solution for 2(20+x)=5(30-x) equation:


Simplifying
2(20 + x) = 5(30 + -1x)
(20 * 2 + x * 2) = 5(30 + -1x)
(40 + 2x) = 5(30 + -1x)
40 + 2x = (30 * 5 + -1x * 5)
40 + 2x = (150 + -5x)

Solving
40 + 2x = 150 + -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.
40 + 2x + 5x = 150 + -5x + 5x

Combine like terms: 2x + 5x = 7x
40 + 7x = 150 + -5x + 5x

Combine like terms: -5x + 5x = 0
40 + 7x = 150 + 0
40 + 7x = 150

Add '-40' to each side of the equation.
40 + -40 + 7x = 150 + -40

Combine like terms: 40 + -40 = 0
0 + 7x = 150 + -40
7x = 150 + -40

Combine like terms: 150 + -40 = 110
7x = 110

Divide each side by '7'.
x = 15.71428571

Simplifying
x = 15.71428571

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