87-f=38

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Solution for 87-f=38 equation: 


Simplifying
87 + -1f = 38

Solving
87 + -1f = 38

Solving for variable 'f'.

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

Add '-87' to each side of the equation.
87 + -87 + -1f = 38 + -87

Combine like terms: 87 + -87 = 0
0 + -1f = 38 + -87
-1f = 38 + -87

Combine like terms: 38 + -87 = -49
-1f = -49

Divide each side by '-1'.
f = 49

Simplifying
f = 49

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