20f+(-8f-15)=3(4f+5)

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Solution for 20f+(-8f-15)=3(4f+5) equation: 


Simplifying
20f + (-8f + -15) = 3(4f + 5)

Reorder the terms:
20f + (-15 + -8f) = 3(4f + 5)

Remove parenthesis around (-15 + -8f)
20f + -15 + -8f = 3(4f + 5)

Reorder the terms:
-15 + 20f + -8f = 3(4f + 5)

Combine like terms: 20f + -8f = 12f
-15 + 12f = 3(4f + 5)

Reorder the terms:
-15 + 12f = 3(5 + 4f)
-15 + 12f = (5 * 3 + 4f * 3)
-15 + 12f = (15 + 12f)

Add '-12f' to each side of the equation.
-15 + 12f + -12f = 15 + 12f + -12f

Combine like terms: 12f + -12f = 0
-15 + 0 = 15 + 12f + -12f
-15 = 15 + 12f + -12f

Combine like terms: 12f + -12f = 0
-15 = 15 + 0
-15 = 15

Solving
-15 = 15

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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