7f-7=3f+9

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Solution for 7f-7=3f+9 equation:


Simplifying
7f + -7 = 3f + 9

Reorder the terms:
-7 + 7f = 3f + 9

Reorder the terms:
-7 + 7f = 9 + 3f

Solving
-7 + 7f = 9 + 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.
-7 + 7f + -3f = 9 + 3f + -3f

Combine like terms: 7f + -3f = 4f
-7 + 4f = 9 + 3f + -3f

Combine like terms: 3f + -3f = 0
-7 + 4f = 9 + 0
-7 + 4f = 9

Add '7' to each side of the equation.
-7 + 7 + 4f = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 4f = 9 + 7
4f = 9 + 7

Combine like terms: 9 + 7 = 16
4f = 16

Divide each side by '4'.
f = 4

Simplifying
f = 4

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