3f-7=4f

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Solution for 3f-7=4f equation:


Simplifying
3f + -7 = 4f

Reorder the terms:
-7 + 3f = 4f

Solving
-7 + 3f = 4f

Solving for variable 'f'.

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

Add '-4f' to each side of the equation.
-7 + 3f + -4f = 4f + -4f

Combine like terms: 3f + -4f = -1f
-7 + -1f = 4f + -4f

Combine like terms: 4f + -4f = 0
-7 + -1f = 0

Add '7' to each side of the equation.
-7 + 7 + -1f = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1f = 0 + 7
-1f = 0 + 7

Combine like terms: 0 + 7 = 7
-1f = 7

Divide each side by '-1'.
f = -7

Simplifying
f = -7

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