That's a pretty confusing one. I think it's 10 minutes.
Answer:
r<9
Step-by-step explanation:
r/3 + 5 < 8
Subtract 5 from each side
r/3 + 5-5 < 8-5
r/3 < 3
Multiply each side by 3
r/3 *3 <3*3
r<9
Answer:
C
Step-by-step explanation:
All sides of a square are equal.
6x + 1 = 2x + 10 + 79
6x + 1 = 2x + 89
4x = 88
x = 22