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deadman7628
10.02.2020 •
Mathematics
Kimberly received $75 in interest on $1500 in her bank account. If the interest varies directly with the amount deposited, what equation represents this situation?
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Ответ:
Step-by-step explanation:
Let
represent interest and
represent the amount.
Then we were given that: "the interest varies directly with the amount deposited".
This is written symbolically as:
When we introduce the constant of proportionality; we get:
From the question, when I=75, A=1500.
We substitute and solve for k.
Hence the required equation is![I=\frac{A}{20}](/tpl/images/0504/5453/a5781.png)
Ответ:
11) 12 12) its cut off 13) x-13=35 14) 20.00/16=x 15) a section of fence is 24 feet, if it takes 3 hours to paint, how much can be painted per hour.
Step-by-step explanation:
11) 72/6=12
12)
13) x-13=35
x=35+13
x=48
14) 20.00/16=x
x=1.24