6(f-9)=4(f-5)

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Solution for 6(f-9)=4(f-5) equation:


Simplifying
6(f + -9) = 4(f + -5)

Reorder the terms:
6(-9 + f) = 4(f + -5)
(-9 * 6 + f * 6) = 4(f + -5)
(-54 + 6f) = 4(f + -5)

Reorder the terms:
-54 + 6f = 4(-5 + f)
-54 + 6f = (-5 * 4 + f * 4)
-54 + 6f = (-20 + 4f)

Solving
-54 + 6f = -20 + 4f

Solving for variable 'f'.

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

Add '-4f' to each side of the equation.
-54 + 6f + -4f = -20 + 4f + -4f

Combine like terms: 6f + -4f = 2f
-54 + 2f = -20 + 4f + -4f

Combine like terms: 4f + -4f = 0
-54 + 2f = -20 + 0
-54 + 2f = -20

Add '54' to each side of the equation.
-54 + 54 + 2f = -20 + 54

Combine like terms: -54 + 54 = 0
0 + 2f = -20 + 54
2f = -20 + 54

Combine like terms: -20 + 54 = 34
2f = 34

Divide each side by '2'.
f = 17

Simplifying
f = 17

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