123=3x-6(-2x+7)

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Solution for 123=3x-6(-2x+7) equation:


Simplifying
123 = 3x + -6(-2x + 7)

Reorder the terms:
123 = 3x + -6(7 + -2x)
123 = 3x + (7 * -6 + -2x * -6)
123 = 3x + (-42 + 12x)

Reorder the terms:
123 = -42 + 3x + 12x

Combine like terms: 3x + 12x = 15x
123 = -42 + 15x

Solving
123 = -42 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
123 + -15x = -42 + 15x + -15x

Combine like terms: 15x + -15x = 0
123 + -15x = -42 + 0
123 + -15x = -42

Add '-123' to each side of the equation.
123 + -123 + -15x = -42 + -123

Combine like terms: 123 + -123 = 0
0 + -15x = -42 + -123
-15x = -42 + -123

Combine like terms: -42 + -123 = -165
-15x = -165

Divide each side by '-15'.
x = 11

Simplifying
x = 11

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