990=-9(9x-11)

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Solution for 990=-9(9x-11) equation:


Simplifying
990 = -9(9x + -11)

Reorder the terms:
990 = -9(-11 + 9x)
990 = (-11 * -9 + 9x * -9)
990 = (99 + -81x)

Solving
990 = 99 + -81x

Solving for variable 'x'.

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

Add '81x' to each side of the equation.
990 + 81x = 99 + -81x + 81x

Combine like terms: -81x + 81x = 0
990 + 81x = 99 + 0
990 + 81x = 99

Add '-990' to each side of the equation.
990 + -990 + 81x = 99 + -990

Combine like terms: 990 + -990 = 0
0 + 81x = 99 + -990
81x = 99 + -990

Combine like terms: 99 + -990 = -891
81x = -891

Divide each side by '81'.
x = -11

Simplifying
x = -11

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