How much money would Madison make if her “proofreading” money was 20% less than what she was making (remember she used to get $18), if She now only makes 15 cents per error, and this time around, she only finds a ⅓ of the 15 errors she found the first time?

Based on these new calculations, how much money would she make in all?

What is the value of x in the equation7x+2y=48 when y=3

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21