-84=-7(8-4n)

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Solution for -84=-7(8-4n) equation:


Simplifying
-84 = -7(8 + -4n)
-84 = (8 * -7 + -4n * -7)
-84 = (-56 + 28n)

Solving
-84 = -56 + 28n

Solving for variable 'n'.

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

Add '-28n' to each side of the equation.
-84 + -28n = -56 + 28n + -28n

Combine like terms: 28n + -28n = 0
-84 + -28n = -56 + 0
-84 + -28n = -56

Add '84' to each side of the equation.
-84 + 84 + -28n = -56 + 84

Combine like terms: -84 + 84 = 0
0 + -28n = -56 + 84
-28n = -56 + 84

Combine like terms: -56 + 84 = 28
-28n = 28

Divide each side by '-28'.
n = -1

Simplifying
n = -1

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