12720+20f=8220

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Solution for 12720+20f=8220 equation: 


Simplifying
12720 + 20f = 8220

Solving
12720 + 20f = 8220

Solving for variable 'f'.

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

Add '-12720' to each side of the equation.
12720 + -12720 + 20f = 8220 + -12720

Combine like terms: 12720 + -12720 = 0
0 + 20f = 8220 + -12720
20f = 8220 + -12720

Combine like terms: 8220 + -12720 = -4500
20f = -4500

Divide each side by '20'.
f = -225

Simplifying
f = -225

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