6f+6(f-20)=672

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Solution for 6f+6(f-20)=672 equation:


Simplifying
6f + 6(f + -20) = 672

Reorder the terms:
6f + 6(-20 + f) = 672
6f + (-20 * 6 + f * 6) = 672
6f + (-120 + 6f) = 672

Reorder the terms:
-120 + 6f + 6f = 672

Combine like terms: 6f + 6f = 12f
-120 + 12f = 672

Solving
-120 + 12f = 672

Solving for variable 'f'.

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

Add '120' to each side of the equation.
-120 + 120 + 12f = 672 + 120

Combine like terms: -120 + 120 = 0
0 + 12f = 672 + 120
12f = 672 + 120

Combine like terms: 672 + 120 = 792
12f = 792

Divide each side by '12'.
f = 66

Simplifying
f = 66

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