7f=3f+20

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Solution for 7f=3f+20 equation: 


Simplifying
7f = 3f + 20

Reorder the terms:
7f = 20 + 3f

Solving
7f = 20 + 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.
7f + -3f = 20 + 3f + -3f

Combine like terms: 7f + -3f = 4f
4f = 20 + 3f + -3f

Combine like terms: 3f + -3f = 0
4f = 20 + 0
4f = 20

Divide each side by '4'.
f = 5

Simplifying
f = 5

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