hendersontianna05
09.10.2019 •
Mathematics
If x=2, calculate the value of: x^3-x
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Ответ:
C- cost
n- number of hrs
C=30$
n=?
2n+10=30
2n=30-10
2n=20
n=20/2
n=10 hrs
You rented the bike for 10 hrs.