30(x-4)=10(x+2)

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Solution for 30(x-4)=10(x+2) equation:


Simplifying
30(x + -4) = 10(x + 2)

Reorder the terms:
30(-4 + x) = 10(x + 2)
(-4 * 30 + x * 30) = 10(x + 2)
(-120 + 30x) = 10(x + 2)

Reorder the terms:
-120 + 30x = 10(2 + x)
-120 + 30x = (2 * 10 + x * 10)
-120 + 30x = (20 + 10x)

Solving
-120 + 30x = 20 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-120 + 30x + -10x = 20 + 10x + -10x

Combine like terms: 30x + -10x = 20x
-120 + 20x = 20 + 10x + -10x

Combine like terms: 10x + -10x = 0
-120 + 20x = 20 + 0
-120 + 20x = 20

Add '120' to each side of the equation.
-120 + 120 + 20x = 20 + 120

Combine like terms: -120 + 120 = 0
0 + 20x = 20 + 120
20x = 20 + 120

Combine like terms: 20 + 120 = 140
20x = 140

Divide each side by '20'.
x = 7

Simplifying
x = 7

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