Pepper jackie purchased 3.5 pounds of jelly beans for 1.19 per pund. how much did she spend on jelly beans, to the nearest cent

X+y=-4 x-y=2 use elimination with adding and subtraction

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square