7(2f+4)-2f-20=104

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Solution for 7(2f+4)-2f-20=104 equation:


Simplifying
7(2f + 4) + -2f + -20 = 104

Reorder the terms:
7(4 + 2f) + -2f + -20 = 104
(4 * 7 + 2f * 7) + -2f + -20 = 104
(28 + 14f) + -2f + -20 = 104

Reorder the terms:
28 + -20 + 14f + -2f = 104

Combine like terms: 28 + -20 = 8
8 + 14f + -2f = 104

Combine like terms: 14f + -2f = 12f
8 + 12f = 104

Solving
8 + 12f = 104

Solving for variable 'f'.

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

Add '-8' to each side of the equation.
8 + -8 + 12f = 104 + -8

Combine like terms: 8 + -8 = 0
0 + 12f = 104 + -8
12f = 104 + -8

Combine like terms: 104 + -8 = 96
12f = 96

Divide each side by '12'.
f = 8

Simplifying
f = 8

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