15-3(2-f)=19+f

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Solution for 15-3(2-f)=19+f equation:


Simplifying
15 + -3(2 + -1f) = 19 + f
15 + (2 * -3 + -1f * -3) = 19 + f
15 + (-6 + 3f) = 19 + f

Combine like terms: 15 + -6 = 9
9 + 3f = 19 + f

Solving
9 + 3f = 19 + f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
9 + 3f + -1f = 19 + f + -1f

Combine like terms: 3f + -1f = 2f
9 + 2f = 19 + f + -1f

Combine like terms: f + -1f = 0
9 + 2f = 19 + 0
9 + 2f = 19

Add '-9' to each side of the equation.
9 + -9 + 2f = 19 + -9

Combine like terms: 9 + -9 = 0
0 + 2f = 19 + -9
2f = 19 + -9

Combine like terms: 19 + -9 = 10
2f = 10

Divide each side by '2'.
f = 5

Simplifying
f = 5

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