9n + 15 < = 10n + 24
9n - 10n < = 24 - 15
-n < = 9
n > = -9
Due to the nature of spheres, they are all similar to each other.
So
green bikes:20
yellow bikes:20. but don't really understand
blue bikes:22
3x-10>4+7x-3
3x-10>1+7x
-4x-10>1
-4x>11
x<-11/4
Hope Your Thanksgiving Goes Well, Here's A Turkey
-TheKoolKid1O1
I am pretty sure the answer is c. I hope this helps