Make them into improper fractions
(5*5)+3
(2*3)+2
Final fractions
28/5+8/3
Find a common denominator
Multiply 28/5 by 3
84/15
Multiply 8/3 by 5
40/15
Add - 84+40=124
The total bill paid for a person who uses 600 kWh in a month is $60.
<h3>What is an
equation?</h3>
An equation is an expression that shows the relationship between two or more numbers and variables.
Let us assume that the utility company charges $0.10 per kWh, hence:
Total charge in a month = 0.10 * 600 = $60
The total bill paid for a person who uses 600 kWh in a month is $60.
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Answer:
$2500
Step-by-step explanation:
Given that,
The lost percentage = 9%
Amount she had = $22,750
We need to find Mrs. Fisher's original investment.
As she had lost 9%, it means she will remain with 91% of her investment. Let the original investment is x.
So,
![91\%\ of \ x=22,750\\\\\dfrac{91}{100}x=22,750\\\\x=\dfrac{22,750\times 100}{91}\\\\x=\$25000](https://tex.z-dn.net/?f=91%5C%25%5C%20of%20%5C%20x%3D22%2C750%5C%5C%5C%5C%5Cdfrac%7B91%7D%7B100%7Dx%3D22%2C750%5C%5C%5C%5Cx%3D%5Cdfrac%7B22%2C750%5Ctimes%20100%7D%7B91%7D%5C%5C%5C%5Cx%3D%5C%2425000)
So, her original investment is equal to $25000.
Answer:
D. -9
Step-by-step explanation:
![5f - 6f = 9 \\ - f = 9 \\ f = - 9](https://tex.z-dn.net/?f=5f%20-%206f%20%3D%209%20%5C%5C%20%20-%20f%20%3D%209%20%5C%5C%20f%20%3D%20%20-%209)
(g + h)(n) =
g(n) + h(n) =
2n + n^2 + 5 =
n^2 + 2n + 5 (standard form)