-x-6(3x+7)=-99

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Solution for -x-6(3x+7)=-99 equation:


Simplifying
-1x + -6(3x + 7) = -99

Reorder the terms:
-1x + -6(7 + 3x) = -99
-1x + (7 * -6 + 3x * -6) = -99
-1x + (-42 + -18x) = -99

Reorder the terms:
-42 + -1x + -18x = -99

Combine like terms: -1x + -18x = -19x
-42 + -19x = -99

Solving
-42 + -19x = -99

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + -19x = -99 + 42

Combine like terms: -42 + 42 = 0
0 + -19x = -99 + 42
-19x = -99 + 42

Combine like terms: -99 + 42 = -57
-19x = -57

Divide each side by '-19'.
x = 3

Simplifying
x = 3

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