12+3-f=10

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Solution for 12+3-f=10 equation:


Simplifying
12 + 3 + -1f = 10

Combine like terms: 12 + 3 = 15
15 + -1f = 10

Solving
15 + -1f = 10

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 + -1f = 10 + -15

Combine like terms: 15 + -15 = 0
0 + -1f = 10 + -15
-1f = 10 + -15

Combine like terms: 10 + -15 = -5
-1f = -5

Divide each side by '-1'.
f = 5

Simplifying
f = 5

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