6f-3(f-4)=9

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Solution for 6f-3(f-4)=9 equation:


Simplifying
6f + -3(f + -4) = 9

Reorder the terms:
6f + -3(-4 + f) = 9
6f + (-4 * -3 + f * -3) = 9
6f + (12 + -3f) = 9

Reorder the terms:
12 + 6f + -3f = 9

Combine like terms: 6f + -3f = 3f
12 + 3f = 9

Solving
12 + 3f = 9

Solving for variable 'f'.

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

Add '-12' to each side of the equation.
12 + -12 + 3f = 9 + -12

Combine like terms: 12 + -12 = 0
0 + 3f = 9 + -12
3f = 9 + -12

Combine like terms: 9 + -12 = -3
3f = -3

Divide each side by '3'.
f = -1

Simplifying
f = -1

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