Solve by completing the square:

x^2 + 4x - 5 = 0

If y=4 when x=-2 find x when y=6

Zach wants to figure out how many even numbers there are between 0 and 5,000. Which is the best strategy for him to use? A. Work backwards. B. Draw a diagram. C. Write an equation. D. Solve a simpler problem.

The base and the height of Triangle A are half the base and the height of Triangle B. How many times greater is the area of Triangle B?

What is 12/3 as an improper fraction? a. 8/3 b. 5/3 c. 6/3 d. 2/3

Find the graph of the inequality y< = - 1/3+1

What happens if the correlation coefficient equals 0? There is a strong negative linear relationship between x and y. There is not a linear relationship between x and y. There is a strong positive linear relationship between x and y.

Determine whether each sequence is arithmetic, geometric, or neither. explain. 7,13,19,25, ...

Simplify: 7 (-8y) + 4 (-6+6y)

Southwest Dry Cleaners believes that it will need new equipment in 7 years. The equipment will cost $26,000. What lump sum should be invested today at 6%, compounded semiannually, to yield $26,000? a. $ 17,189.06 b. $ 23,243.29 c. $ 21,091.71 d.

6a^2 - 12a equals what