7x-10=81

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Solution for 7x-10=81 equation: 


Simplifying
7x + -10 = 81

Reorder the terms:
-10 + 7x = 81

Solving
-10 + 7x = 81

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 7x = 81 + 10

Combine like terms: -10 + 10 = 0
0 + 7x = 81 + 10
7x = 81 + 10

Combine like terms: 81 + 10 = 91
7x = 91

Divide each side by '7'.
x = 13

Simplifying
x = 13

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