Gordan and harry had 340 marble, altogether. after gordan gave away 2/5 of his marbles and harry gave away 20 of his marbles, they had the same number of marbles left. how many marbles did harry have in the end? remember to draw the model

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)