x-77=21

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Solution for x-77=21 equation: 


Simplifying
x + -77 = 21

Reorder the terms:
-77 + x = 21

Solving
-77 + x = 21

Solving for variable 'x'.

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

Add '77' to each side of the equation.
-77 + 77 + x = 21 + 77

Combine like terms: -77 + 77 = 0
0 + x = 21 + 77
x = 21 + 77

Combine like terms: 21 + 77 = 98
x = 98

Simplifying
x = 98

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