If an item has a sale price of 60$ after it has been discontinued 20%, what was the original price ?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

How do you find principle and simple interest

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)