Simplify this expression.
7x(9x2)

16x2

63x2

16x3

63x3

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?

Akid's pool is cylindrical and has a radius of 5 feet and a height of 2 feet. if a cubic foot holds about 7.48 gallons of water, how many gallons of water does the kid's pool hold? 21 gallons 52.3 gallons 1,174,4 gallons 157 gallons