At a grocery store,52 out of every 80 customers use a shopping cart. what percent of customers use a shopping cart

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Solve the system of equations y= 3/2 - 1, -x+ y =-3

What is x and y intercepts for y=x+7