3(1-3f)=9-f

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Solution for 3(1-3f)=9-f equation:


Simplifying
3(1 + -3f) = 9 + -1f
(1 * 3 + -3f * 3) = 9 + -1f
(3 + -9f) = 9 + -1f

Solving
3 + -9f = 9 + -1f

Solving for variable 'f'.

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

Add 'f' to each side of the equation.
3 + -9f + f = 9 + -1f + f

Combine like terms: -9f + f = -8f
3 + -8f = 9 + -1f + f

Combine like terms: -1f + f = 0
3 + -8f = 9 + 0
3 + -8f = 9

Add '-3' to each side of the equation.
3 + -3 + -8f = 9 + -3

Combine like terms: 3 + -3 = 0
0 + -8f = 9 + -3
-8f = 9 + -3

Combine like terms: 9 + -3 = 6
-8f = 6

Divide each side by '-8'.
f = -0.75

Simplifying
f = -0.75

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