2x+7=-81-9x

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Solution for 2x+7=-81-9x equation:


Simplifying
2x + 7 = -81 + -9x

Reorder the terms:
7 + 2x = -81 + -9x

Solving
7 + 2x = -81 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
7 + 2x + 9x = -81 + -9x + 9x

Combine like terms: 2x + 9x = 11x
7 + 11x = -81 + -9x + 9x

Combine like terms: -9x + 9x = 0
7 + 11x = -81 + 0
7 + 11x = -81

Add '-7' to each side of the equation.
7 + -7 + 11x = -81 + -7

Combine like terms: 7 + -7 = 0
0 + 11x = -81 + -7
11x = -81 + -7

Combine like terms: -81 + -7 = -88
11x = -88

Divide each side by '11'.
x = -8

Simplifying
x = -8

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