3-5f-7-3f=9

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Solution for 3-5f-7-3f=9 equation:


Simplifying
3 + -5f + -7 + -3f = 9

Reorder the terms:
3 + -7 + -5f + -3f = 9

Combine like terms: 3 + -7 = -4
-4 + -5f + -3f = 9

Combine like terms: -5f + -3f = -8f
-4 + -8f = 9

Solving
-4 + -8f = 9

Solving for variable 'f'.

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

Add '4' to each side of the equation.
-4 + 4 + -8f = 9 + 4

Combine like terms: -4 + 4 = 0
0 + -8f = 9 + 4
-8f = 9 + 4

Combine like terms: 9 + 4 = 13
-8f = 13

Divide each side by '-8'.
f = -1.625

Simplifying
f = -1.625

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