7f+4-2f=8

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Solution for 7f+4-2f=8 equation: 


Simplifying
7f + 4 + -2f = 8

Reorder the terms:
4 + 7f + -2f = 8

Combine like terms: 7f + -2f = 5f
4 + 5f = 8

Solving
4 + 5f = 8

Solving for variable 'f'.

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

Add '-4' to each side of the equation.
4 + -4 + 5f = 8 + -4

Combine like terms: 4 + -4 = 0
0 + 5f = 8 + -4
5f = 8 + -4

Combine like terms: 8 + -4 = 4
5f = 4

Divide each side by '5'.
f = 0.8

Simplifying
f = 0.8

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