What is the value of 4/5 / (-3/8) x (-5) / (-1 1/2)

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents