9x+99=-1-x

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Solution for 9x+99=-1-x equation:


Simplifying
9x + 99 = -1 + -1x

Reorder the terms:
99 + 9x = -1 + -1x

Solving
99 + 9x = -1 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
99 + 9x + x = -1 + -1x + x

Combine like terms: 9x + x = 10x
99 + 10x = -1 + -1x + x

Combine like terms: -1x + x = 0
99 + 10x = -1 + 0
99 + 10x = -1

Add '-99' to each side of the equation.
99 + -99 + 10x = -1 + -99

Combine like terms: 99 + -99 = 0
0 + 10x = -1 + -99
10x = -1 + -99

Combine like terms: -1 + -99 = -100
10x = -100

Divide each side by '10'.
x = -10

Simplifying
x = -10

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