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KatRina [158]
3 years ago
8

Write an expression using letters and/or numbers for each problem below

Mathematics
1 answer:
gavmur [86]3 years ago
3 0
1. d^2


2. (x+6)\cdot2

3. \dfrac{h+b}{5}

4. \$45+m-\dfrac{1}{3}(\$45+m)

5. 3f+d
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PLEASE HELP!! 25 POINTS AWARDED
kondaur [170]

Answer:

The following numbers ARE functions:

2, 3, 6, 7, 9, 12

Step-by-step explanation:

A function is only possible if the x values have NO REPEATING NUMBER!!!

Every number that isn't mentioned above has at least 1 number in it's x-values that repeats.

<u>Question 1</u> has the 8 and 4 with 2 numbers.

<u>Question 4</u> the 3 repeating. (There are 2 dots over the 3)

<u>Question 5</u> has numbers 1 and 5 repeating many times

<u>Question 8</u> numbers 1 and 2 are repeated twice

<u>Question 10</u> number 3 repeats twice

<u>Question 11</u> has the 1 repeated

8 0
3 years ago
Colleen can run 2 miles in 15 minutes. If she keeps us the same pace, how many minutes will it take to run 5 miles?
irinina [24]

15minutes / 2miles = 7.5 minutes to run a single mile.

7.5minutes * 5miles = 37.5minutes

37.5minutes to run 5 miles

7 0
3 years ago
Jared can ran 4 miles in 1/2 hour. What is his average speed in miles per hour? (how many miles can he run in 1 hour)
evablogger [386]

Answer: His average speed is 8 miles an hour

Step-by-step explanation: First, two halves make a whole, so we simply multiply how many miles he ran in half an hour by 2!

4 x 2 = 8

Hope this helps :)

4 0
3 years ago
Pleaseeee help !!!!!!!!!!!!!!!!!!!!!!!!!!! I don’t understand
mafiozo [28]

Answer:

None

Step-by-step explanation: Where is the question?

6 0
3 years ago
Graph the line: y= -2x-1
lisabon 2012 [21]
Hey there!

Here is the equation graphed. (photo)

Hope this helped!

5 0
3 years ago
Read 2 more answers
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