Which equation has only one solution? A.
6
r
=
5
r
+
r
B.
4
m
+
5
=
25
C.
8
v
+
11
=
8
v
+
11
D.
2
−
3
p
=
−
3
p
+
5

Nu is designing a rectangular sandbox. the bottom is 16 square feet. which dimensions require the least amount of material for the sides of the sandbox.

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?