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tigry1 [53]
3 years ago
7

Factor x^2 -2x -15 need help

Mathematics
2 answers:
Leona [35]3 years ago
6 0

Answer:

(x-5) (x+3)

Step-by-step explanation:

Ann [662]3 years ago
3 0

Answer:

x=5

Step-by-step explanation:

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Daniel Potter bought a new car for $20,000.00. Two years later, he wanted to sell it. He was offered $14,650.00 for it. If he so
olga_2 [115]
Answer: 13.375% per year

Explanation:

1) Depreciation is the loss of value: $ 20,000.00 - $ 14,650.00 = $ 5,350

2) The percent of depreciation is amount of the depreciation divided by the value of the car when purchased, times 100.

That is (5,350 / $ 20,000) * 100 = 26.75 %

2) The rate is percent of depreciation per year:

depreciation rate = % of depreciation / number of years = 26.75%  / 2 = 13.375% per year.
5 0
3 years ago
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`What is the maximum number of squares that could be formed using four of the dots in the unit grid as vertices. 5x5 grid
Dmitry_Shevchenko [17]

Answer:

my answer would be 25

Step-by-step explanation:

4 0
3 years ago
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David loves to cook! He knew 21 recipes before starting cooking school and he learns 2 recipes
pishuonlain [190]

Answer:

Sarah is incorrect.

Step-by-step explanation:

By plugging 10 in as 'x' to the equation, we get y=21+(2*10). 2 x 10 is 20, and 20 + 21 is <em>not</em> 42 - it's 41. So, Sarah is incorrect.

7 0
3 years ago
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Suppose you are driving 60 miles per hour. what is your rate of speed in miles per minute?
Verdich [7]

So if it is 60 miles per hour it is basically 60 miles per 60 minutes. \frac{60}{60} when you simplify it, it is going to be 1/1=1 The answer is 1 mile per minute

6 0
3 years ago
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In order to have 290,000 in 10 yrs you should deposit how much each month​
never [62]

Answer:2416{APPROX}

Step-by-step explanation:

AMOUNT=290000

NO OF YEARS=10

NO OF MONTHS IN 10 YEARS=120 MONTHS.

SO AMOUNT TO DEPOSIT PER MONTH=290000/120=2416(APPROX)

7 0
3 years ago
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