Solve this equation: 80 = 3y + 2y + 4 + 1.
a. y = 1/5
b. y = 15
c. y = 75
d. y = –15

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Polynomial that can be factored as (3x-4)(3x+4)

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm