.5(12f+30)=9

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Solution for .5(12f+30)=9 equation:


Simplifying
0.5(12f + 30) = 9

Reorder the terms:
0.5(30 + 12f) = 9
(30 * 0.5 + 12f * 0.5) = 9
(15 + 6f) = 9

Solving
15 + 6f = 9

Solving for variable 'f'.

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

Add '-15' to each side of the equation.
15 + -15 + 6f = 9 + -15

Combine like terms: 15 + -15 = 0
0 + 6f = 9 + -15
6f = 9 + -15

Combine like terms: 9 + -15 = -6
6f = -6

Divide each side by '6'.
f = -1

Simplifying
f = -1

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