5x+7f-8f+6+4x-9=0

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Solution for 5x+7f-8f+6+4x-9=0 equation:


Simplifying
5x + 7f + -8f + 6 + 4x + -9 = 0

Reorder the terms:
6 + -9 + 7f + -8f + 5x + 4x = 0

Combine like terms: 6 + -9 = -3
-3 + 7f + -8f + 5x + 4x = 0

Combine like terms: 7f + -8f = -1f
-3 + -1f + 5x + 4x = 0

Combine like terms: 5x + 4x = 9x
-3 + -1f + 9x = 0

Solving
-3 + -1f + 9x = 0

Solving for variable 'f'.

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

Add '3' to each side of the equation.
-3 + -1f + 3 + 9x = 0 + 3

Reorder the terms:
-3 + 3 + -1f + 9x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -1f + 9x = 0 + 3
-1f + 9x = 0 + 3

Combine like terms: 0 + 3 = 3
-1f + 9x = 3

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

Combine like terms: 9x + -9x = 0
-1f + 0 = 3 + -9x
-1f = 3 + -9x

Divide each side by '-1'.
f = -3 + 9x

Simplifying
f = -3 + 9x

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