(7+x)=81

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Solution for (7+x)=81 equation: 


Simplifying
(7 + x) = 81

Remove parenthesis around (7 + x)
7 + x = 81

Solving
7 + x = 81

Solving for variable 'x'.

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

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

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

Combine like terms: 81 + -7 = 74
x = 74

Simplifying
x = 74

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