-99=-1-2(7+6x)

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Solution for -99=-1-2(7+6x) equation:


Simplifying
-99 = -1 + -2(7 + 6x)
-99 = -1 + (7 * -2 + 6x * -2)
-99 = -1 + (-14 + -12x)

Combine like terms: -1 + -14 = -15
-99 = -15 + -12x

Solving
-99 = -15 + -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.
-99 + 12x = -15 + -12x + 12x

Combine like terms: -12x + 12x = 0
-99 + 12x = -15 + 0
-99 + 12x = -15

Add '99' to each side of the equation.
-99 + 99 + 12x = -15 + 99

Combine like terms: -99 + 99 = 0
0 + 12x = -15 + 99
12x = -15 + 99

Combine like terms: -15 + 99 = 84
12x = 84

Divide each side by '12'.
x = 7

Simplifying
x = 7

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