Part A:
- np -80 <60
Adding 80 both sides
- np < 140
Dividing by -p both sides
n > -140/p
Part B:
2a - 5d =30
5d = 2a-30
d= (2a-30)/5
first u need the value of any one variable
I know the answer is that x is less than or equal to 10b/(b-a) but how do I explain the fact that I had to switch the sign of the inequality?
Answer:
You are right
Step-by-step explanation:
21/56=0.375
63/81=0.777777 #This is a repeating decimal.
~JZ
