3f+2=5f-7

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Solution for 3f+2=5f-7 equation:


Simplifying
3f + 2 = 5f + -7

Reorder the terms:
2 + 3f = 5f + -7

Reorder the terms:
2 + 3f = -7 + 5f

Solving
2 + 3f = -7 + 5f

Solving for variable 'f'.

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

Add '-5f' to each side of the equation.
2 + 3f + -5f = -7 + 5f + -5f

Combine like terms: 3f + -5f = -2f
2 + -2f = -7 + 5f + -5f

Combine like terms: 5f + -5f = 0
2 + -2f = -7 + 0
2 + -2f = -7

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

Combine like terms: 2 + -2 = 0
0 + -2f = -7 + -2
-2f = -7 + -2

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

Divide each side by '-2'.
f = 4.5

Simplifying
f = 4.5

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