garrettengle03
02.08.2019 •
Mathematics
Wendy has dance class 2 days a week james has dance class 5 times a week how many more times a week does james have dance class than wendy
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Ответ:
5-2 = 3 more times
Ответ:
12
Step-by-step explanation:
x = 2n
2n + 2n + 2 + 2n + 4 + 2n + 6 + 2n + 8 = 80
10n = 60
n = 6
x = 12
12 + 14 + 16 + 18 + 20 = 80