126=2-4(3x-7)

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Solution for 126=2-4(3x-7) equation:


Simplifying
126 = 2 + -4(3x + -7)

Reorder the terms:
126 = 2 + -4(-7 + 3x)
126 = 2 + (-7 * -4 + 3x * -4)
126 = 2 + (28 + -12x)

Combine like terms: 2 + 28 = 30
126 = 30 + -12x

Solving
126 = 30 + -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.
126 + 12x = 30 + -12x + 12x

Combine like terms: -12x + 12x = 0
126 + 12x = 30 + 0
126 + 12x = 30

Add '-126' to each side of the equation.
126 + -126 + 12x = 30 + -126

Combine like terms: 126 + -126 = 0
0 + 12x = 30 + -126
12x = 30 + -126

Combine like terms: 30 + -126 = -96
12x = -96

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

Simplifying
x = -8

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