20n-56=84

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Solution for 20n-56=84 equation: 


Simplifying
20n + -56 = 84

Reorder the terms:
-56 + 20n = 84

Solving
-56 + 20n = 84

Solving for variable 'n'.

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

Add '56' to each side of the equation.
-56 + 56 + 20n = 84 + 56

Combine like terms: -56 + 56 = 0
0 + 20n = 84 + 56
20n = 84 + 56

Combine like terms: 84 + 56 = 140
20n = 140

Divide each side by '20'.
n = 7

Simplifying
n = 7

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