answer it this is your question
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Answered by
1
Answer:
3a+5+2a-25=180
5a-20=180
5a=180+20
5a=200
a=40
answer is 40
Step-by-step explanation:
hope it helps you.
Answered by
1
Answer:
option 1 a=40
Step-by-step explanation:
as pr is a straight line total angle=180
therefore (3a+5)+(2a-25)=180
5a-20=180
5a=200
a=40
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