Answer: 
Step-by-step explanation:
Rewrite the expression:

Factor out the negative:


Rewrite the sum:


Calculate the sum:


Solve:


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Answer:
Inverse Variation
Step-by-step explanation:
Answer:
28.875 or 28 7/8
Step-by-step explanation:
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steps:
(23+1/2) + (15+1/8) - (9+3/4) then solve
46+1 over 2 + 120+1 over 8 - 36+3 over 4
solve
47/2 + 121/8 - 39/4
solve
188+121-78 over 8 = 231/8
convert 231/8= 28 7/8
You can make 11 batches of brownies. Divide 8.5 (8 1/2) by .75(3/4)