12x-28=66-(4x-18)

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Solution for 12x-28=66-(4x-18) equation:


Simplifying
12x + -28 = 66 + -1(4x + -18)

Reorder the terms:
-28 + 12x = 66 + -1(4x + -18)

Reorder the terms:
-28 + 12x = 66 + -1(-18 + 4x)
-28 + 12x = 66 + (-18 * -1 + 4x * -1)
-28 + 12x = 66 + (18 + -4x)

Combine like terms: 66 + 18 = 84
-28 + 12x = 84 + -4x

Solving
-28 + 12x = 84 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-28 + 12x + 4x = 84 + -4x + 4x

Combine like terms: 12x + 4x = 16x
-28 + 16x = 84 + -4x + 4x

Combine like terms: -4x + 4x = 0
-28 + 16x = 84 + 0
-28 + 16x = 84

Add '28' to each side of the equation.
-28 + 28 + 16x = 84 + 28

Combine like terms: -28 + 28 = 0
0 + 16x = 84 + 28
16x = 84 + 28

Combine like terms: 84 + 28 = 112
16x = 112

Divide each side by '16'.
x = 7

Simplifying
x = 7

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