the answer is none of the above because the variable cant be combined and 56 cant either.
Answer:
C
Step-by-step explanation:
I guess this how it would go
<span><span><span>(5)</span><span>(<span>−2</span>)</span></span>−<span><span>(2)</span><span>(<span>−3</span>)</span></span></span>
So your answer should be <span>−4</span>
There are 640 kilocalories in the 2 cups of dog food. :)