YariDelOrbeez115
22.10.2019 •
Mathematics
Sally wants to save for a new cell phone. she opens a bank account with $50 and adds $30 each week. which of the following equations can be used to determine how much she has after ‘w’ weeks?
t = 50 + 30w
t = 80w
t = 50 + 30 + w
t = 30 + 50w
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Ответ:
I think it would be the first option. T = 50 + 30w
Hope this helped.
Ответ:
3y + 3 +2y = 8
5y +3 = 8
-3 -3
5y = 5
--- ---
5 5
y=1