One of the giraffes, Bernard, is sick. Last week he weighed 2,490 pounds. This week he weighs 2,312 pounds. If w represents the amount of weight lost, use the bar diagram to write an equation and find the amount of weight Bernard lost. A bar diagram. The top bar contains 2,490 and the bottom bars contain 2,312 and w.

The equation used to solve the equation is___.
The amount of weight Bernard lost is___.

Driving 75 mph, it takes alicia 2 hours to reach the airport to go on a vacation. it then takes her 4 hours to get to her destination with the jet traveling at a speed of 400 mph. how many miles does alicia travel to get to her destination?

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days