What is 8 + 9 + -10 - 3x simplified?

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

The cost for an uberi is $2.50 plus $2.00 mile. if the total for the uber ride was $32.50, how many miles did the customer travel?