Alex stayed up 20 a week How many hours did Alex stay up in 12 weeks?

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

What is the value of x in the equation7x+2y=48 when y=3