Jeania’s parents have given her a interest-free loan of $100 to buy a new pair of running shoes. She plans to pay back the loan with monthly payments of $20 each. Write a function rule for the balance of the function B(p), where p represents the number of payments Jeania has made.

After how many payments will Jeania have paid back more than half the loan? Explain your reasoning.

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite