The cost of 3 pounds of potatoes is $8.91 what is the constant of proportionally that relates the cost in dollars to the number of pounds

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.