Answer:
33
Step-by-step explanation:I had this question before, hope this helps :)!
Answer: the answer is about 10 because i got 10.8
Step-by-step explanation:
line RPN = 180 = 4y - 10 + 90 + y
180 - 90 + 10= 5y
100 = 5y
y = 100/5
y = 20
option a
9(m-2) = 9(m)-9(2) okok