4(x+7)=12x-8

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Solution for 4(x+7)=12x-8 equation:


Simplifying
4(x + 7) = 12x + -8

Reorder the terms:
4(7 + x) = 12x + -8
(7 * 4 + x * 4) = 12x + -8
(28 + 4x) = 12x + -8

Reorder the terms:
28 + 4x = -8 + 12x

Solving
28 + 4x = -8 + 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.
28 + 4x + -12x = -8 + 12x + -12x

Combine like terms: 4x + -12x = -8x
28 + -8x = -8 + 12x + -12x

Combine like terms: 12x + -12x = 0
28 + -8x = -8 + 0
28 + -8x = -8

Add '-28' to each side of the equation.
28 + -28 + -8x = -8 + -28

Combine like terms: 28 + -28 = 0
0 + -8x = -8 + -28
-8x = -8 + -28

Combine like terms: -8 + -28 = -36
-8x = -36

Divide each side by '-8'.
x = 4.5

Simplifying
x = 4.5

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