since there are 180 degrees in a triangle so :
65+72+y=180 add like terms
137 + y=180 now subtract 137
y= 180-137
y=43 degrees
The solution/answer to your question is -20 y
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It’s 15d^2 -10d is that not an answer choice?
Answer:
64.
Step-by-step explanation:
It's 64, because 128÷2=64
