4+7f=9f-2

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Solution for 4+7f=9f-2 equation:


Simplifying
4 + 7f = 9f + -2

Reorder the terms:
4 + 7f = -2 + 9f

Solving
4 + 7f = -2 + 9f

Solving for variable 'f'.

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

Add '-9f' to each side of the equation.
4 + 7f + -9f = -2 + 9f + -9f

Combine like terms: 7f + -9f = -2f
4 + -2f = -2 + 9f + -9f

Combine like terms: 9f + -9f = 0
4 + -2f = -2 + 0
4 + -2f = -2

Add '-4' to each side of the equation.
4 + -4 + -2f = -2 + -4

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

Combine like terms: -2 + -4 = -6
-2f = -6

Divide each side by '-2'.
f = 3

Simplifying
f = 3

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