find x 8n this proportion 15,45,x
Answers
Answered by
0
Answer:
it is 5 taple numder in the
Answered by
0
Answer:
x=75
Step-by-step explanation:
as the difference is 30
a=15 and d=30
the third term is a+(n-1)d
15+(3-1)30
15+60
=75
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