The answer is D. The +1 refers to the extra cup leftover from a previous bag. X represents how many cups are in each bag, and that is what you need to know. The three represents how many bags she bought, and the 25 represents how many cups of birdseed she had overall.
Hopefully this helps!
Answer:
−
53.23
Step-by-step explanation:
Cos = adjacent over hypotenuse
cos33 = b/170
170cos33 = b
b = 142.574 inches
To figure out the difference you would subtract 294 from 453.
So 453-294=159
