Six friends went out to lunch they each started with the same amount of money and they each spent 8$ they ended with a combined total of 48$ how much money did each of them have to start

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.