Hi Im making a study club :) pls comment below if u are 12-14 yo or 6th to 8th grade​

Identify which functions are linear or non-linear. a. f(x) = x2 + 1 b. f(x) = 2x + 5 c. f(x) = x 2 + 3 d. f(x) = 3 x + 7 e. f(x) = 4x + 10 2 - 5

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

Me find the value of x each figure.