9x+(-77)+77=4+77

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Solution for 9x+(-77)+77=4+77 equation: 


Simplifying
9x + (-77) + 77 = 4 + 77
9x + -77 + 77 = 4 + 77

Reorder the terms:
-77 + 77 + 9x = 4 + 77

Combine like terms: -77 + 77 = 0
0 + 9x = 4 + 77
9x = 4 + 77

Combine like terms: 4 + 77 = 81
9x = 81

Solving
9x = 81

Solving for variable 'x'.

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

Divide each side by '9'.
x = 9

Simplifying
x = 9

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