juter92
15.07.2020 •
Mathematics
Michael has $1,089.17 in his checking account. He is going to spend $525.20 on a new television and spend the rest on speakers that cost $49.00 each. Which of the following inequalities would determine the maximum number of speakers (y) Michael can buy without spending more money than is in his account?
A.$525.20 + $49.00(y) < $1,089.17
B. $1,089.17 + $525.20 > $49.00 + y
C. $525.20 < $49.00(y) + $1,089.17
D. $525.20 + $49.00 + y < $1,089.17
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Ответ:
525.20 + 49 y ≤1089.17
Step-by-step explanation:
The cost of the tv plus the cost of the speakers times the number of speakers must be less than or equal to the amount in the account
525.20 + 49 y ≤1089.17
Ответ:
Lets Reduce:
21/7=3 so we know for every 3 in 18/21 we have one in x/7
This means 6/7=18/21
Check:
18/6=3
21/7=3