Jean wrote two correct variable expressions to represent the phrase “the quotient of a number and 3.” which variable expressions could jean have written? select each correct answer. a. 1/3n b. 3n c. n ÷ 3 d. n/3

Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .

9/10 divide by -3/15 as a mixed number

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?