84=-7f

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Solution for 84=-7f equation:


Simplifying
84 = -7f

Solving
84 = -7f

Solving for variable 'f'.

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

Add '7f' to each side of the equation.
84 + 7f = -7f + 7f

Combine like terms: -7f + 7f = 0
84 + 7f = 0

Add '-84' to each side of the equation.
84 + -84 + 7f = 0 + -84

Combine like terms: 84 + -84 = 0
0 + 7f = 0 + -84
7f = 0 + -84

Combine like terms: 0 + -84 = -84
7f = -84

Divide each side by '7'.
f = -12

Simplifying
f = -12

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