I may be wrong but I am learning this now I think it’s
B -4/7
Answer:
mx+b+a= x-12x=0.88x
Step-by-step explanation:
f = twenty bill
f = fifty bill
f + t = 18(gave total 18 bills) and 50f + 20t = 450 ($450 cash a check)
Answer is B.
f + t = 18 ; 50f + 20t = 450
Answer:
with ur head dummy <3....