Peter R. answered 09/18/22
Experienced Instructor in Prealgebra, Algebra I and II, SAT/ACT Math.
If T = no. tutoring hrs/wk and A = no. hrs/wk as a teacher's aid, then the total earnings/wk is the sum of the no. hrs/wk x hrly rate for each category.
Earnings/wk = 12T + 5A