15+1+8f=9+9f

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Solution for 15+1+8f=9+9f equation:


Simplifying
15 + 1 + 8f = 9 + 9f

Combine like terms: 15 + 1 = 16
16 + 8f = 9 + 9f

Solving
16 + 8f = 9 + 9f

Solving for variable 'f'.

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

Add '-9f' to each side of the equation.
16 + 8f + -9f = 9 + 9f + -9f

Combine like terms: 8f + -9f = -1f
16 + -1f = 9 + 9f + -9f

Combine like terms: 9f + -9f = 0
16 + -1f = 9 + 0
16 + -1f = 9

Add '-16' to each side of the equation.
16 + -16 + -1f = 9 + -16

Combine like terms: 16 + -16 = 0
0 + -1f = 9 + -16
-1f = 9 + -16

Combine like terms: 9 + -16 = -7
-1f = -7

Divide each side by '-1'.
f = 7

Simplifying
f = 7

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