6(20+x)=3(30-x)

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Solution for 6(20+x)=3(30-x) equation:


Simplifying
6(20 + x) = 3(30 + -1x)
(20 * 6 + x * 6) = 3(30 + -1x)
(120 + 6x) = 3(30 + -1x)
120 + 6x = (30 * 3 + -1x * 3)
120 + 6x = (90 + -3x)

Solving
120 + 6x = 90 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
120 + 6x + 3x = 90 + -3x + 3x

Combine like terms: 6x + 3x = 9x
120 + 9x = 90 + -3x + 3x

Combine like terms: -3x + 3x = 0
120 + 9x = 90 + 0
120 + 9x = 90

Add '-120' to each side of the equation.
120 + -120 + 9x = 90 + -120

Combine like terms: 120 + -120 = 0
0 + 9x = 90 + -120
9x = 90 + -120

Combine like terms: 90 + -120 = -30
9x = -30

Divide each side by '9'.
x = -3.333333333

Simplifying
x = -3.333333333

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