122=7+5(-6x-7)

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Solution for 122=7+5(-6x-7) equation:


Simplifying
122 = 7 + 5(-6x + -7)

Reorder the terms:
122 = 7 + 5(-7 + -6x)
122 = 7 + (-7 * 5 + -6x * 5)
122 = 7 + (-35 + -30x)

Combine like terms: 7 + -35 = -28
122 = -28 + -30x

Solving
122 = -28 + -30x

Solving for variable 'x'.

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

Add '30x' to each side of the equation.
122 + 30x = -28 + -30x + 30x

Combine like terms: -30x + 30x = 0
122 + 30x = -28 + 0
122 + 30x = -28

Add '-122' to each side of the equation.
122 + -122 + 30x = -28 + -122

Combine like terms: 122 + -122 = 0
0 + 30x = -28 + -122
30x = -28 + -122

Combine like terms: -28 + -122 = -150
30x = -150

Divide each side by '30'.
x = -5

Simplifying
x = -5

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