7f+8f+6=40+5f-4

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Solution for 7f+8f+6=40+5f-4 equation:


Simplifying
7f + 8f + 6 = 40 + 5f + -4

Reorder the terms:
6 + 7f + 8f = 40 + 5f + -4

Combine like terms: 7f + 8f = 15f
6 + 15f = 40 + 5f + -4

Reorder the terms:
6 + 15f = 40 + -4 + 5f

Combine like terms: 40 + -4 = 36
6 + 15f = 36 + 5f

Solving
6 + 15f = 36 + 5f

Solving for variable 'f'.

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

Add '-5f' to each side of the equation.
6 + 15f + -5f = 36 + 5f + -5f

Combine like terms: 15f + -5f = 10f
6 + 10f = 36 + 5f + -5f

Combine like terms: 5f + -5f = 0
6 + 10f = 36 + 0
6 + 10f = 36

Add '-6' to each side of the equation.
6 + -6 + 10f = 36 + -6

Combine like terms: 6 + -6 = 0
0 + 10f = 36 + -6
10f = 36 + -6

Combine like terms: 36 + -6 = 30
10f = 30

Divide each side by '10'.
f = 3

Simplifying
f = 3

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