Simplify: 1/3 (6ab - 9b) + 2/3(9ab + 12b)

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab