W=9000-250t. how many gallons of water was in the pool at the start. be prepared to explain how you got your answer.

How many grams must be adde to 970g to make 1 and a half kg

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) .

Explain how you can use the associative property to evaluate (7x50)x4.