15+9x=-78

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Solution for 15+9x=-78 equation: 


Simplifying
15 + 9x = -78

Solving
15 + 9x = -78

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 9x = -78 + -15

Combine like terms: 15 + -15 = 0
0 + 9x = -78 + -15
9x = -78 + -15

Combine like terms: -78 + -15 = -93
9x = -93

Divide each side by '9'.
x = -10.33333333

Simplifying
x = -10.33333333

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