7x+12=4[x-12]

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Solution for 7x+12=4[x-12] equation:


Simplifying
7x + 12 = 4[x + -12]

Reorder the terms:
12 + 7x = 4[x + -12]

Reorder the terms:
12 + 7x = 4[-12 + x]
12 + 7x = [-12 * 4 + x * 4]
12 + 7x = [-48 + 4x]

Solving
12 + 7x = -48 + 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.
12 + 7x + -4x = -48 + 4x + -4x

Combine like terms: 7x + -4x = 3x
12 + 3x = -48 + 4x + -4x

Combine like terms: 4x + -4x = 0
12 + 3x = -48 + 0
12 + 3x = -48

Add '-12' to each side of the equation.
12 + -12 + 3x = -48 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = -48 + -12
3x = -48 + -12

Combine like terms: -48 + -12 = -60
3x = -60

Divide each side by '3'.
x = -20

Simplifying
x = -20

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