-3=3(f+4)

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


Simplifying
-3 = 3(f + 4)

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

Solving
-3 = 12 + 3f

Solving for variable 'f'.

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

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

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

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

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

Combine like terms: 12 + 3 = 15
-3f = 15

Divide each side by '-3'.
f = -5

Simplifying
f = -5

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