Jerry's loan had a principal of $22,000. He made quarterly payments of $640 for nine years until the loan was paid in full. How much did Jerry pay in interest?
a $3,120
b. $1,040
c.$2,010
d. $5,760

Please select the best answer from the choices provided

Me asap! what is the slope of this line? enter your answer in the box.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form