In how many ways can 15 identical math books be distributed among 6 students?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up

How do you write y-10=2 (x-8) in standard form