Can 9+10 really equal 21 explain and show your work

Which of the following is another name for <2

A television at Best Buy is on sale for 35% off. If the tv's original price was $1,800, what is the sale price? The tv is on sale for

First correct answer gets Brainliest! f (x) = - 3x^2 + 2x - 7 Find f (-1)

David's bowling score is 5 less than 3 times Aaron's score. The sum of their scores is 215. Find the sum of each student

At a furniture store there is a sale on kitchen tables and chairs. Single chairs sell $80 each. If a customer a set of 4 chairs, the total price would. be $250. What is the percent savings on the 4-chair set? Round to the nearest whole percent.

7) Ryan's school is selling tickets to a play. On the first day of ticket sales the school sold 8 senior citizen tickets and 10 student tickets for a total of $182.

Increase 260kg by 10% and then decrease the result by 10%

The perimeter of a rectangle is 354 CM if the width of the rectangle is 82 centimeters what is its length

In a popular casino game, you can bet one whether a ball will fall in an arc on a wheel colored red, black, or green.

The ends of the base of an isoceles triangle are (2a, 0) and (0, a). the equation of one ide is x=2a. find the eqns of the base, the remaining sides and the coordinates of the vertex.