If 20 articles cost ? 90, then the cost of 9 articles is ?
? 45
? 4.50
? 40.50
? 42

Atriangular bandana has an area of 46 square inches. the height of the triangle is 5 3 4 inches. enter and solve an equation to find the length of the base of the triangle. use b to represent the length of the base.

Given abcd ac=38 and ae=3x+4 find the value of x

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube