x+7x+5=77

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Solution for x+7x+5=77 equation: 


Simplifying
x + 7x + 5 = 77

Reorder the terms:
5 + x + 7x = 77

Combine like terms: x + 7x = 8x
5 + 8x = 77

Solving
5 + 8x = 77

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 8x = 77 + -5

Combine like terms: 5 + -5 = 0
0 + 8x = 77 + -5
8x = 77 + -5

Combine like terms: 77 + -5 = 72
8x = 72

Divide each side by '8'.
x = 9

Simplifying
x = 9

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