Has infinitely many solutions.
Answer:
see explanation
Step-by-step explanation:
1 revolution is equivalent to the circumference of the wheel
1 revolution = πd ( d is the diameter )
= 70π cm
50 revolutions = 70π × 50 = 3500π cm = 35π m ≈ 110m ( nearest metre )
Answer:
prime numbers only have two factors...
7 is the only prime in the list
Step-by-step explanation:
For this case we must resolve the following inequality:

Subtracting 8 from both sides of the inequality:

Equal signs are added and the same sign is placed.

Thus, the solution is given by all values of "y" greater than or equal to -20.
Answer:
"y" belongs to the set [-20,∞)