Answer:
x-9
Step-by-step explanation:
"Less than" switches the way of the expression.
If the "less than" was not there it would have been:
9-x
"Less" means subtract so you would subtract x from 9.
Hope this helped!
Answer:
Venn diagrams, De'moivres rule and probability
Step-by-step explanation:
5 .This is called the greatest common factor.
You can list all the factors(ways to divide) of each number and find the biggest one.
15'1,3,5,15
10'1,2,5,10
The greatest they share is 5
Answer: 150 degrees
Step-by-step explanation: 10+ 20 = 30
180-30 = 150 degrees.