Question

Does anyone know the answer???

Answer 1

first off, let's convert the mixed fractions to "improper", and also recall that minus * minus is plus.

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Answer 2

Hello!

Just to make this simpler, let's convert the fractions to decimals.

-3.5-(-12.25)

-- means add, so we will switch it to that.

-3.5+12.25

Now we add.

-3.5+12.25=8.75

.75 is 3.4.

Therefore, our answer is D) 8 3/4.

I hope this helps!