Dimitri is solving the equation x2 - 10x = 21. Which value must be added to both sides of the equation to make the left side a perfect-square trinomial?

0

4

25

100

What 27692896 divided by 10?

Michael, a student, is writing an editorial for the school newspaper to encourage the school to adopt a proposed plan for recycling plastic bottles. what is michael's purpose?

Mr. Jimerson earns $24 per hour working. He qualifies for a 25% raise in salary. What is his salary after his raise?

Which of the following equations have infinitely many solutions? (Choice A) A - 10x-10=-10x-10-10x-10=-10x-10 (Choice B) B 10x-10=-10x+1010x-10=-10x+1010, (Choice C) C 10x-10=-10x-1010x-10=-10x-1010, (Choice D) D - 10x-10=-10x+10-10x-10=-10x+10

Fred tried to evaluate an expression step by step. Find Fred's mistake ... A. Step 1. B. Step 2. C. Step 3. D. Fred did not make a mistake.

Is 1,2,3,6,9 and 36 a múltiple of 9?

5x + 2 = 7 y = x + 1 what is the solution set of the given system?

The area of the rectangular floor in Tamara's room is 9556 square feet. The width of the room is 813 feet. Part A Round each measurement to the nearest whole number to estimate the length of Tamara's room. Enter your answer in the box.

A spring is oscillating so that its length is a sinusoidal function of time. Its length varies from a minimum of 10 cm to a maximum of 14 cm. At t=0 seconds, the length of the spring was 12 cm, and it was decreasing in length.

Barry Olson just purchased 800 shares of an electronics corporation stock at $42.17 per share. His online broker charged him $10.00 commission. What was the total cost of the stock? Show work. A) 22,489 B) 33, 579 C) 42, 458 D) 33, 746