3x+8=-100-9x

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Solution for 3x+8=-100-9x equation:


Simplifying
3x + 8 = -100 + -9x

Reorder the terms:
8 + 3x = -100 + -9x

Solving
8 + 3x = -100 + -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.
8 + 3x + 9x = -100 + -9x + 9x

Combine like terms: 3x + 9x = 12x
8 + 12x = -100 + -9x + 9x

Combine like terms: -9x + 9x = 0
8 + 12x = -100 + 0
8 + 12x = -100

Add '-8' to each side of the equation.
8 + -8 + 12x = -100 + -8

Combine like terms: 8 + -8 = 0
0 + 12x = -100 + -8
12x = -100 + -8

Combine like terms: -100 + -8 = -108
12x = -108

Divide each side by '12'.
x = -9

Simplifying
x = -9

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