Joe has a picture that measures 8 centimeters by 12 centimeters. he creates four enlargements of the picture. the table below shows the width and the length of each enlargement. what is the constant of proportionality between the width and the length of the pictures?

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

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?

Find the solution of this system of equation -7x+y=-20 9x-3y=36