20C.
1.
Find the value of n when 20C
3n= 20C2n+5
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Answer:
n = 50
Step-by-step explanation:
20 × 3n = 20(2n+5)
60n = 40n + 100
60n - 40n = 100
20n = 100
n = 100/20
n = 50
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