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kompoz [17]
4 years ago
14

This one is I'm sorry if you answer this you get 53 points I'm sorry guys​

Mathematics
2 answers:
kherson [118]4 years ago
8 0

Answer:  a) r = 8          B) step two

<u>Step-by-step explanation:</u>

Step 1: -3(6 - r) = 6

Step 2: -18 + 3r = 6      This is where they made the error (-3 × -r = +3r)!

Step 3:         3r  = 24

Step 4:           r  =  8

ANTONII [103]4 years ago
3 0

Answer:

r=8

Step-by-step explanation:

In the beginning you have to think about -3 x what = 6. It's -2. How can we get  -2 from 6, we minus 8, so r = 8.

That also works in all the other equations if you want to try that out.

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In a survey of 100 Phoenix high school students, 40 were
melomori [17]

Answer:

40 part-time male students were in the survey.

Step-by-step explanation:

Given:

Total number of  students in the Phoenix high school = 100

Number of female student = 40

Number of male student who went to  Phoenix  Full time = 20 students

Total number of  full time students = 50 students

To Find:

Number of part time male students in the survey = ?

Solution:

we know that the total number of students  = 100

Now total number of male students  = total number of students - total number of female student

Now total number of male students  = 100 - 40 =  60 students

Now among these 60 students, 20 males went to Phoenix

Full time

So the remaining male students = 60-20 =40 students

Hence these 40 students are part-time male students

3 0
4 years ago
A car is traveling 75 kilometers per hour. What equation shows the relationship between distance traveled (d), speed (s), and ti
deff fn [24]

Answer:

A car travels 75 km in 1 hour; we say that the speed of the car is 75 kilometers per hour, so  75 km/hr.

7 0
3 years ago
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An example of a situation in which it is appropriate to use a rational number but not an integer
stepladder [879]
If Jerry, Joe, and David each get 1/3rd of a pizza, how can you express it as an integer?

Trick question - you can't! 1/3rd is 0.3 (with the 3 repeating) which can't be an integer
7 0
4 years ago
50 points giveaway &lt;3 brainliest if u need extraaa
Igoryamba

hey how are you today?

Step-by-step explanation:

4 0
3 years ago
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Leslie surveyed her classmates to find out which instrument they like best. She wants to make a circle graph to display the resu
ycow [4]

Answer: 10+12+6+4=32

100/32=3.125

12x3.125= 37.5 percent of the people that were surveyed chose piano.

5 0
3 years ago
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