21f-12=32-2f

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Solution for 21f-12=32-2f equation:


Simplifying
21f + -12 = 32 + -2f

Reorder the terms:
-12 + 21f = 32 + -2f

Solving
-12 + 21f = 32 + -2f

Solving for variable 'f'.

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

Add '2f' to each side of the equation.
-12 + 21f + 2f = 32 + -2f + 2f

Combine like terms: 21f + 2f = 23f
-12 + 23f = 32 + -2f + 2f

Combine like terms: -2f + 2f = 0
-12 + 23f = 32 + 0
-12 + 23f = 32

Add '12' to each side of the equation.
-12 + 12 + 23f = 32 + 12

Combine like terms: -12 + 12 = 0
0 + 23f = 32 + 12
23f = 32 + 12

Combine like terms: 32 + 12 = 44
23f = 44

Divide each side by '23'.
f = 1.913043478

Simplifying
f = 1.913043478

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