3(x-30)=12x

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Solution for 3(x-30)=12x equation:


Simplifying
3(x + -30) = 12x

Reorder the terms:
3(-30 + x) = 12x
(-30 * 3 + x * 3) = 12x
(-90 + 3x) = 12x

Solving
-90 + 3x = 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-90 + 3x + -12x = 12x + -12x

Combine like terms: 3x + -12x = -9x
-90 + -9x = 12x + -12x

Combine like terms: 12x + -12x = 0
-90 + -9x = 0

Add '90' to each side of the equation.
-90 + 90 + -9x = 0 + 90

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

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

Divide each side by '-9'.
x = -10

Simplifying
x = -10

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