7+7x+x=-9

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


Simplifying
7 + 7x + x = -9

Combine like terms: 7x + x = 8x
7 + 8x = -9

Solving
7 + 8x = -9

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 8x = -9 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = -9 + -7
8x = -9 + -7

Combine like terms: -9 + -7 = -16
8x = -16

Divide each side by '8'.
x = -2

Simplifying
x = -2

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