-3(20f-20)+20=-20-20f-20

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


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

Reorder the terms:
-3(-20 + 20f) + 20 = -20 + -20f + -20
(-20 * -3 + 20f * -3) + 20 = -20 + -20f + -20
(60 + -60f) + 20 = -20 + -20f + -20

Reorder the terms:
60 + 20 + -60f = -20 + -20f + -20

Combine like terms: 60 + 20 = 80
80 + -60f = -20 + -20f + -20

Reorder the terms:
80 + -60f = -20 + -20 + -20f

Combine like terms: -20 + -20 = -40
80 + -60f = -40 + -20f

Solving
80 + -60f = -40 + -20f

Solving for variable 'f'.

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

Add '20f' to each side of the equation.
80 + -60f + 20f = -40 + -20f + 20f

Combine like terms: -60f + 20f = -40f
80 + -40f = -40 + -20f + 20f

Combine like terms: -20f + 20f = 0
80 + -40f = -40 + 0
80 + -40f = -40

Add '-80' to each side of the equation.
80 + -80 + -40f = -40 + -80

Combine like terms: 80 + -80 = 0
0 + -40f = -40 + -80
-40f = -40 + -80

Combine like terms: -40 + -80 = -120
-40f = -120

Divide each side by '-40'.
f = 3

Simplifying
f = 3

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