1/3m -1- 1/2n
m=21
n=12

please help me

Which function has the same domain as y=2x

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers