3f+4f=2f+20

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Solution for 3f+4f=2f+20 equation:


Simplifying
3f + 4f = 2f + 20

Combine like terms: 3f + 4f = 7f
7f = 2f + 20

Reorder the terms:
7f = 20 + 2f

Solving
7f = 20 + 2f

Solving for variable 'f'.

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

Add '-2f' to each side of the equation.
7f + -2f = 20 + 2f + -2f

Combine like terms: 7f + -2f = 5f
5f = 20 + 2f + -2f

Combine like terms: 2f + -2f = 0
5f = 20 + 0
5f = 20

Divide each side by '5'.
f = 4

Simplifying
f = 4

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