Chris earns 9.75 per hour but he has to pay 4.15 every day for gas. Which expression shows how much Chris, c, earns in 4 days if he works h hours

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Me find the value of x each figure.