4x+30=12x-66

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Solution for 4x+30=12x-66 equation:


Simplifying
4x + 30 = 12x + -66

Reorder the terms:
30 + 4x = 12x + -66

Reorder the terms:
30 + 4x = -66 + 12x

Solving
30 + 4x = -66 + 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.
30 + 4x + -12x = -66 + 12x + -12x

Combine like terms: 4x + -12x = -8x
30 + -8x = -66 + 12x + -12x

Combine like terms: 12x + -12x = 0
30 + -8x = -66 + 0
30 + -8x = -66

Add '-30' to each side of the equation.
30 + -30 + -8x = -66 + -30

Combine like terms: 30 + -30 = 0
0 + -8x = -66 + -30
-8x = -66 + -30

Combine like terms: -66 + -30 = -96
-8x = -96

Divide each side by '-8'.
x = 12

Simplifying
x = 12

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