The length of a rectangle is 4 units shorter than on-fourth of the width, x. write an expression that represents the perimeter of the rectangle (use one variable and a fraction) (must show work )

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?