Evaluate the expression when x = 8 and y = 1.

x2y

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?