If you add all the students subjects together you get a total of 41. Then if you add up the total of students who study physics, chemistry, and both you get 20. Then I put those numbers is a percentage calculator then boom you got your answer.

6 0

2 years ago

Somebody please help!

Bogdan [553]

Answer:

Step-by-step explanation:

When you plug in 3 for the value of x you get the equation: 4(3)-2/5 (being divided by 5)

Now we solve the top and the bottom of the fraction.

4×3=12

12-2=10

10/5= 2

Hope this helps! :)

7 0

3 years ago

Which equation models this problem? Carol paid $271 to rent a car for 4 days.What was the rate,r, per day to rent the car? A: 27

nirvana33 [79]

Answer:

the answer is c because if you divide 4 by 271 you would get the daily cost of the cars rent

Step-by-step explanation:

4 0

3 years ago