3(4f+1)=-21

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Solution for 3(4f+1)=-21 equation: 


Simplifying
3(4f + 1) = -21

Reorder the terms:
3(1 + 4f) = -21
(1 * 3 + 4f * 3) = -21
(3 + 12f) = -21

Solving
3 + 12f = -21

Solving for variable 'f'.

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

Add '-3' to each side of the equation.
3 + -3 + 12f = -21 + -3

Combine like terms: 3 + -3 = 0
0 + 12f = -21 + -3
12f = -21 + -3

Combine like terms: -21 + -3 = -24
12f = -24

Divide each side by '12'.
f = -2

Simplifying
f = -2

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