Use the four-step procedure to solve the following problem. how much water must be added to a gallon of 10% saline solution to create a 2% solution? 1. there is 1 gallon of 210% solution. 2. there is 02% saline in water. 3. the equation is (0.1)(1) + 0x = 0.02 x(0.1)(1) + 0x = 0.02 (x + 1). 4. the answer is 43 gallons.

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?