-84=-4n

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Solution for -84=-4n equation:


Simplifying
-84 = -4n

Solving
-84 = -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
-84 + 4n = -4n + 4n

Combine like terms: -4n + 4n = 0
-84 + 4n = 0

Add '84' to each side of the equation.
-84 + 84 + 4n = 0 + 84

Combine like terms: -84 + 84 = 0
0 + 4n = 0 + 84
4n = 0 + 84

Combine like terms: 0 + 84 = 84
4n = 84

Divide each side by '4'.
n = 21

Simplifying
n = 21

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