Can someone me find the equations for each graph using ax+by=c?

Landon wallin is an auto mechanic who wishes to start his own business. he will need $4400 to purchase tools and equipment. landon decides to finance the purchase with a 48-month fixed installment loan with an apr of 5.5%. a) determine landon's finance charge. b) determine landon's monthly payment.

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

The surface area of the triangular prism is .