-5.5f+8.5-7.5=21.5

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Solution for -5.5f+8.5-7.5=21.5 equation:


Simplifying
-5.5f + 8.5 + -7.5 = 21.5

Reorder the terms:
8.5 + -7.5 + -5.5f = 21.5

Combine like terms: 8.5 + -7.5 = 1
1 + -5.5f = 21.5

Solving
1 + -5.5f = 21.5

Solving for variable 'f'.

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

Add '-1' to each side of the equation.
1 + -1 + -5.5f = 21.5 + -1

Combine like terms: 1 + -1 = 0
0 + -5.5f = 21.5 + -1
-5.5f = 21.5 + -1

Combine like terms: 21.5 + -1 = 20.5
-5.5f = 20.5

Divide each side by '-5.5'.
f = -3.727272727

Simplifying
f = -3.727272727

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