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seropon [69]
3 years ago
5

YeOOoOoOOoOoOooOoOOOoOOoooooOoOOOooO,

Mathematics
1 answer:
Arlecino [84]3 years ago
4 0

Answer:

ok eereeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Step-by-step explanation:

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Carlos is 33 years younger than Kristen. 2 years ago, Kristen's age was 2 times Carlos's age. How old is Carlos now?
ale4655 [162]

Answer:

Carlos is 35 years old now

Step-by-step explanation:

Assume that Carlos is x years old now

∵ Carlos is x years old now

∵ Carlos is 33 years younger than Kristen

- Kirsten's age is the sum of x and 33

∴ Kirsten is x + 33 years old now

2 years ago

∵ Carlos's age = x - 2

∵ Kristen's age = x + 33 - 2 = x + 31

∵ Kristen's age was 2 times Carlos's age

- Equate Kristen's age by 2 times Carlos's age

∴ x + 31 = 2(x - 2)

- Simplify the right hand side

∴ x + 31 = 2x - 4

- Subtract x from both sides

∴ 31 = x - 4

- Add 4 to both sides

∴ 35 = x

∵ x represents Carlos's age now

∴ Carlos is 35 years old now

6 0
3 years ago
Which equation represents an exponential function with an initial value of 500? f(x) = 100(5)x f(x) = 100(x)5 f(x) = 500(2)x f(x
Evgen [1.6K]

Answer:

The answer is

Step-by-step explanation:

C. f(x) = 500(2)^x

2020

3 0
3 years ago
Read 2 more answers
Factorise 3ab²+15a²b³+21a³b²​
evablogger [386]

Given:

The expression is

3ab^2+15a^2b^3+21a^3b^2

To find:

The factor form of the given expression.

Solution:

We have,

3ab^2+15a^2b^3+21a^3b^2

Taking out the common factors, we get

3ab^2(1+5ab+7a^2)

It is clear that (1+5ab+7a^2) cannot be factories further.

Therefore, the factorized form of the given expression is 3ab^2(1+5ab+7a^2).

5 0
3 years ago
The price of one share of a company's stock declined $13.89 every day for 2.5 days. What was the stock's total decline in price?
NeX [460]

Answer:

-$34.725

Step-by-step explanation:

Given the question :

The price of one share of a company's stock declined $13.89 every day for 2.5 days. What was the stock's total decline in price? Which estimate uses compatible numbers to estimate the problem? What is the exact answer?

Price declination per day = $13.89

Number of days = 2.5 days

Stock's total declination :

(Declination in price per day × number of days)

( - $13.89 × 2.5) = - $34.725

6 0
3 years ago
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Evaluate the following expression when x=2 and y= 3.6<br> 5y2 + 3x
alex41 [277]

Answer:

Step-by-step explanation:

7 0
3 years ago
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