Please help i will give a medal.
The table shows the amount of money in your bank account over a period of 5 weeks. You plan to keep saving at the same rate until you have $650 in the account. Which equation could you use to find the number of weeks, n, it would take to reach your goal?
A) 35 . n = 650
B) 100 . n + 35 = 650
C) 6 . n + 100 = 650
D) 35 . n + 100 = 650
Still Need Help?
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
OpenStudy (anonymous):
I know B is NOT correct
OpenStudy (rational):
whats the starting amount in bank ( when n = 0 ) ?
OpenStudy (rational):
to answer, look at the given table
OpenStudy (anonymous):
$100
Still Need Help?
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (rational):
yes, so today you went to bank and deposited $100
OpenStudy (anonymous):
yes
OpenStudy (rational):
after "1" week you will go to bank and deposit "$35" more so that the total amount equals "$135"
OpenStudy (rational):
It seems you had started with $100,
and every week you're depositing $35
Right ?
OpenStudy (anonymous):
yes
Still Need Help?
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (rational):
so, after "n" weeks, you will be having :
100 + 35n
amount in your bank ! isn't it easy ?
OpenStudy (rational):
so the equation thats useful in finding the number of weeks requred to have $650 in bank is :
100 + 35n = 650