7x-4+9=82

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Solution for 7x-4+9=82 equation: 


Simplifying
7x + -4 + 9 = 82

Reorder the terms:
-4 + 9 + 7x = 82

Combine like terms: -4 + 9 = 5
5 + 7x = 82

Solving
5 + 7x = 82

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 + 7x = 82 + -5

Combine like terms: 5 + -5 = 0
0 + 7x = 82 + -5
7x = 82 + -5

Combine like terms: 82 + -5 = 77
7x = 77

Divide each side by '7'.
x = 11

Simplifying
x = 11

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