Sarah is turning 21 today. In the mail, she received 16 envelopes, and each envelope included $2.10. How much money did she receive in the mail?

What would be the best way to do 2x^3y

Name the only type of polygon that must be regular if it is equiangular?

Mikaela friends bought a big box of crackers to the movie theater. 53 crackers are whole wheat and 29 crackers are cheese flavored. the remaining 1/3 of the box contains sesame seeds crackers. how many crackers are in the box altogether?

Select the x-coordinate of the vertex of the parabola defined by the function f (x) = - 5x2 + 9x + 1.

2 POS What is the solution to this equation? x + 20 + 10x = 20 + 9x s O A. x = 0 B. x = 2 c. x = 10 D. X = 20

A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate

A basket of beads contains eight red beads six yellow beads and six green beads. A bead will be drawn from the basket and replaced 150 times. What is a reasonable prediction for the number of times a green bead is drawn?

How many different 10-letter code words can be constructed from the English alphabet?

The circumference of a circle with a radius of 2 meters is approximate by the perimeter of an inscribed polygon with 10 sides. Which expression gives the described approximation of the circumference?

2x^2-16+22=0 (quadratics)