Can someone simplify? : -8x^3y2(2x^4y^4)

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Which graph shows the solution set of x^2+4-12x/> 0

Skie rented a boat for $16.50 per hour. her total rental fee was $49.50. for how many hours did skie rent the boat