9x-84+85=5x+77

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Solution for 9x-84+85=5x+77 equation:


Simplifying
9x + -84 + 85 = 5x + 77

Reorder the terms:
-84 + 85 + 9x = 5x + 77

Combine like terms: -84 + 85 = 1
1 + 9x = 5x + 77

Reorder the terms:
1 + 9x = 77 + 5x

Solving
1 + 9x = 77 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
1 + 9x + -5x = 77 + 5x + -5x

Combine like terms: 9x + -5x = 4x
1 + 4x = 77 + 5x + -5x

Combine like terms: 5x + -5x = 0
1 + 4x = 77 + 0
1 + 4x = 77

Add '-1' to each side of the equation.
1 + -1 + 4x = 77 + -1

Combine like terms: 1 + -1 = 0
0 + 4x = 77 + -1
4x = 77 + -1

Combine like terms: 77 + -1 = 76
4x = 76

Divide each side by '4'.
x = 19

Simplifying
x = 19

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