Which of the following represent the area of a rectangle whose length is 5x-3 with is x +7
a. 5x^2-21
b.5x^2+9x-21
c.5x^2+32x-21
d.5x^2-32x-21

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults. how many students and adults went if the ticket charge was $42.75

These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets