Melissa and Robbie are flying remote control gliders. The altitude of Melissa’s glider, , in feet, is modeled by this function, where s is time, in seconds, after launch. The altitude of Robbie’s glider is modeled by function r, where s is time, in seconds, after launch.

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?