2x+5+7x=77

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Solution for 2x+5+7x=77 equation: 


Simplifying
2x + 5 + 7x = 77

Reorder the terms:
5 + 2x + 7x = 77

Combine like terms: 2x + 7x = 9x
5 + 9x = 77

Solving
5 + 9x = 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 + 9x = 77 + -5

Combine like terms: 5 + -5 = 0
0 + 9x = 77 + -5
9x = 77 + -5

Combine like terms: 77 + -5 = 72
9x = 72

Divide each side by '9'.
x = 8

Simplifying
x = 8

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