3(f+1)=-12

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Solution for 3(f+1)=-12 equation: 


Simplifying
3(f + 1) = -12

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

Solving
3 + 3f = -12

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 + 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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