8+5x+7x=-16

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Solution for 8+5x+7x=-16 equation: 


Simplifying
8 + 5x + 7x = -16

Combine like terms: 5x + 7x = 12x
8 + 12x = -16

Solving
8 + 12x = -16

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 12x = -16 + -8

Combine like terms: 8 + -8 = 0
0 + 12x = -16 + -8
12x = -16 + -8

Combine like terms: -16 + -8 = -24
12x = -24

Divide each side by '12'.
x = -2

Simplifying
x = -2

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