Cabinet X costs $40, requires 10 sq ft of floor space, and holds 30 cu ft of files. Cabinet Y costs $140, requires 6 sq ft of floor space, and holds 30 cu ft. To get maximum storage, how many of each should be purchased with a budget limit of $980 and floor space of 100 sq ft?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

For the inequality |c| < |d| to be true, which of the following must be true?