The length of a rectangle is 3in more than its width. the perimeter is is 30in. what is the length and width of the rectangle.

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Find an equation for the linear function which has slope -10 and x-intercept -7

Can someone pls ! pls answer all. no explanation needed..