<span>87 degrees
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2/3 + 3/4 = 8/12 + 9/12 = 17/12 = 1 5/12
1 + 5/12 = 12/12 + 5/12 = 17/12 = 1 5/12
2/3 + 3/4 = 1 + 5/12
Answer: 
Step-by-step explanation:
This is what it is as a mixed number

= 
= 
If you want it written in exponential form it would look like this:

True the skeletal system shapes the body, like your shoulders and chest.
Answer:
(−5t−1)(3t−4)
Step-by-step explanation:
Factor −15t2+17t+4
−15t2+17t+4
=(−5t−1)(3t−4)