Determine which of these does NOT illustrate two quantities that combine to make 0.

A) Jane collects 12 seashells and then loses 12.
B) Sharon lost 8 pounds and then gained 10 pounds.
C) A business's profit if its income is equal to its expenses.
D) Frank wins five dollars and pays back a $5 debt to a friend.

Average acceleration: i have no idea how to do this.

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes