Four students spent $12 on school lunch , at this rate , find the amount 10 students would spend on the same school lunch ?

Solve 2x+y=3 x+y=5 in substitution method

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.