1 answer:
Answer:
interesting
Step-by-step explanation:
<em>very interesting</em>
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Step-by-step explanation:
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Step-by-step explanation:
Answer:
5
Step-by-step explanation:
- (4n+5)-n/20=1
- cross multiply:(4n+5)-n=20
- 4n+5=20+n
- 4n-n=20-5
- 3n=15
- Divide both sides by coefficient of n
- n=5