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3 years ago

13

What is a valid card number for a MasterCard? A) 4224 1801 2345 6781

1 answer:

mart [117]3 years ago

6 0

Answer:

please mark me brainliest

Step-by-step explanation:

Mastercard cards – Begin with a 5 and has 16 digits. American Express cards – Begin with a 3, followed by a 4 or a 7 has 15 digits. Discover cards – Begin with a 6 and have 16 digits. Diners Club and Carte Blanche cards – Begin with a 3, followed by a 0, 6, or 8 and have 14 digits.

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Find the slope of the line passing through the points<br> (-6,-5) and (4,4)

marshall27 [118]

Answer:

$\frac{9}{10}$

Step-by-step explanation:

The slope formula is $m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}$

Here, $x_{1}$ is -6, $x_{2}$ is 4, $y_{1}$ is -5, and $y_{2}$ is 4.

$m=\frac{4+5}{4+6}$

$m=\frac{9}{10}$

So, the slope of the line passing through the points (-6,-5) and (4,4) is $\frac{9}{10}$ .

3 0

3 years ago

Domain and range and function or not<br><br>

aksik [14]

Answer:

Domain: -2,0,1,3,4

Range: 2,3

Yes its a function

Step-by-step explanation:

4 0

3 years ago

11,17,18,19,23,21,14 what is the median

Tema [17]

The median is 18.
Hope this helped!

8 0

3 years ago

Read 2 more answers

Gabriel is at the grocery store, and wants to figure out his total cost before he gets to the register. He bought 2.5 pounds of

sergij07 [2.7K]

The answer is 2.5x+2y-2

8 0

2 years ago

Read 2 more answers

2(3u+8)=40<br><br> two times three u plus eight equals forty

densk [106]

Answer:

Given,

2(3u+8)=40

(3u + 8)= 40/2

3u +8= 20

3u = 20-8

u =12/3

u=4

Value of u is 4

5 0

2 years ago