Answer:
x»-2
Step-by-step explanation:

Answer: 2a - 10
Step-by-step explanation:
a represents the number of students in the art club.
The number of students in a school's math club is ten less than twice the number of students in the art club.
ten less = - 10
twice the number of students in the art club = 2*a
2a - 10 = the number of students in the math club
Answer:
13.64 seconds
Step-by-step explanation:
150 / 11 = 13.636
Answer:
Diameter: 9.5
Radius: 4.75
Step-by-step explanation:
To find the diameter you divide the circumference by pi(3.14) and to find radius you divide the diameter by 2 since the radius is half of the diameter.
Hope this helps you