What is the sum of 5x^2y^4, x2y4, 10x^2y^4 and -12x^2y^4?

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

The graph of a curve that passes the vertical line test is a:

The ideal weight of a nickel is 0.176 ounce. to check that there are 40 nickels in a roll, a bank weighs the roll and allows for an error of 0.015 ounce in total weight