2x+9=-7x-9

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


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

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

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

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

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 9 + -9 = 0
0 + 9x = -9 + -9
9x = -9 + -9

Combine like terms: -9 + -9 = -18
9x = -18

Divide each side by '9'.
x = -2

Simplifying
x = -2

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