Select the polynomial that is a perfect square trinomial.

9x2 + 9x + 1

36b2 - 24b + 8

16x2 + 24x + 9

4a2 - 10a + 25

What is the unit rate of 13 apples for 2 pies?

Bruce evaluates the expression on a math quiz, 8.8 : 2.7 and gets an answer of 4.14. Is this a reasonable answer? A. Since 8.8 rounds to 9 and 2.7 rounds to 2, so division rounds to 5. His answer of 4.14 rounds to 4. So, it is not reasonable. B.

3 times a number divided by 2

What is the solution to this equation? -5 (s - 30) = - 10

A plumber $130 to start a job plus $56 per hour. How many hours did she work if the total bill is $214? This problem can be modeled with this equation: 130+56x=214 which operation should be preformed to isolate the variable term?

A cylinder has a volume of 240n cubic centimeters. If the height of this cylinder is 15 centimeters, what is the length of the radius?

In a clinical trial of a cholesterol drug, 451 subjects were given a placebo, and 21 % of them developed headaches.

Solve for x: 2 (x-4) = 5x - 3x - 8

The area of a rectangle is 34 yd.² you length of the rectangle is 17 yards what is the width of the rectangle

Which expressions are equivalent to - 6Z + (-5.5) + 2.5z + 5y - 3.5? Select all that apply. A. - 3.5z + 5y-9 B. - 9 + 5y + (-3.52) OC. - 9 + 5y + 3.52 OD. 5y + (-3.5z) - 5.5 E. 5y-9-3.52