4+f=2f

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Solution for 4+f=2f equation:


Simplifying
4 + f = 2f

Solving
4 + f = 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.
4 + f + -2f = 2f + -2f

Combine like terms: f + -2f = -1f
4 + -1f = 2f + -2f

Combine like terms: 2f + -2f = 0
4 + -1f = 0

Add '-4' to each side of the equation.
4 + -4 + -1f = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1f = 0 + -4
-1f = 0 + -4

Combine like terms: 0 + -4 = -4
-1f = -4

Divide each side by '-1'.
f = 4

Simplifying
f = 4

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