-(3f-8)=20

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Solution for -(3f-8)=20 equation: 


Simplifying
-1(3f + -8) = 20

Reorder the terms:
-1(-8 + 3f) = 20
(-8 * -1 + 3f * -1) = 20
(8 + -3f) = 20

Solving
8 + -3f = 20

Solving for variable 'f'.

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

Add '-8' to each side of the equation.
8 + -8 + -3f = 20 + -8

Combine like terms: 8 + -8 = 0
0 + -3f = 20 + -8
-3f = 20 + -8

Combine like terms: 20 + -8 = 12
-3f = 12

Divide each side by '-3'.
f = -4

Simplifying
f = -4

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