What is the radius of a circle whose equation is (x + 5)2 + (y - 3)2 = 427
2 units
4 units
8 units
16 units

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Which number line represents the solution set for the inequality - x 24?