Arectangle has length (3x-8) and width (2x-7) cm .write down and simplify an expression for the perimeter of the rectangle. so show me the answer and its working out.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288

X=4 / y=100 if x=10 then what is y=?