What is the surface area of this cylinder?

The sum of the product of 4 and x and the product of 7 and y is 61. the sum of the product of 12 and x and the product of 21 and y is 61. what are the values of x and y?

How do i get my dad to stop making me gargle his pickle i want my mom to gargle my pickle not my dads

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4