What are all the the step solving 4(2x-5)+15=11

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost