120=7x-(6)(2x-15)

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Solution for 120=7x-(6)(2x-15) equation:


Simplifying
120 = 7x + -1(6)(2x + -15)

Reorder the terms:
120 = 7x + -1 * 6(-15 + 2x)

Multiply -1 * 6
120 = 7x + -6(-15 + 2x)
120 = 7x + (-15 * -6 + 2x * -6)
120 = 7x + (90 + -12x)

Reorder the terms:
120 = 90 + 7x + -12x

Combine like terms: 7x + -12x = -5x
120 = 90 + -5x

Solving
120 = 90 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
120 + 5x = 90 + -5x + 5x

Combine like terms: -5x + 5x = 0
120 + 5x = 90 + 0
120 + 5x = 90

Add '-120' to each side of the equation.
120 + -120 + 5x = 90 + -120

Combine like terms: 120 + -120 = 0
0 + 5x = 90 + -120
5x = 90 + -120

Combine like terms: 90 + -120 = -30
5x = -30

Divide each side by '5'.
x = -6

Simplifying
x = -6

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