Arie has $46 in his account and is saving $8.50 a week. Olga has $14 in her savings account and a saving $12.50 a week. After how many weeks will Arie and Olga have the same amount in their accounts?

What is the anwers for 9+2x=5x-3-x

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

Three friends are comparing the prices of various packages of golf balls at a sporting goods store. hector finds a package of 6 golf balls that costs $4.50.