-28=6+9(f-8)

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Solution for -28=6+9(f-8) equation:


Simplifying
-28 = 6 + 9(f + -8)

Reorder the terms:
-28 = 6 + 9(-8 + f)
-28 = 6 + (-8 * 9 + f * 9)
-28 = 6 + (-72 + 9f)

Combine like terms: 6 + -72 = -66
-28 = -66 + 9f

Solving
-28 = -66 + 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.
-28 + -9f = -66 + 9f + -9f

Combine like terms: 9f + -9f = 0
-28 + -9f = -66 + 0
-28 + -9f = -66

Add '28' to each side of the equation.
-28 + 28 + -9f = -66 + 28

Combine like terms: -28 + 28 = 0
0 + -9f = -66 + 28
-9f = -66 + 28

Combine like terms: -66 + 28 = -38
-9f = -38

Divide each side by '-9'.
f = 4.222222222

Simplifying
f = 4.222222222

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