9(4f-2)=25-f

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Solution for 9(4f-2)=25-f equation:


Simplifying
9(4f + -2) = 25 + -1f

Reorder the terms:
9(-2 + 4f) = 25 + -1f
(-2 * 9 + 4f * 9) = 25 + -1f
(-18 + 36f) = 25 + -1f

Solving
-18 + 36f = 25 + -1f

Solving for variable 'f'.

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

Add 'f' to each side of the equation.
-18 + 36f + f = 25 + -1f + f

Combine like terms: 36f + f = 37f
-18 + 37f = 25 + -1f + f

Combine like terms: -1f + f = 0
-18 + 37f = 25 + 0
-18 + 37f = 25

Add '18' to each side of the equation.
-18 + 18 + 37f = 25 + 18

Combine like terms: -18 + 18 = 0
0 + 37f = 25 + 18
37f = 25 + 18

Combine like terms: 25 + 18 = 43
37f = 43

Divide each side by '37'.
f = 1.162162162

Simplifying
f = 1.162162162

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