A function has the function rule y = x - 7. If the input is 4, what is the output? 3
-3
11
-11

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?