5x+7=77-2x

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


Simplifying
5x + 7 = 77 + -2x

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

Solving
7 + 5x = 77 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
7 + 5x + 2x = 77 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
7 + 7x = 77 + 0
7 + 7x = 77

Add '-7' to each side of the equation.
7 + -7 + 7x = 77 + -7

Combine like terms: 7 + -7 = 0
0 + 7x = 77 + -7
7x = 77 + -7

Combine like terms: 77 + -7 = 70
7x = 70

Divide each side by '7'.
x = 10

Simplifying
x = 10

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