September : 12
october: 18
november : 16
together in sept. and oct. = 12+18 = 30
number of books he read more in sept. and oct. then just nov.= 30 - 16 = 14
in short, the answer is 14 books.
hope it helps you!
Use the identity: and solve for . You get:
Do the substitution on the left side to get:
Answer: 1) , 2) 3) No, he should be less than 16 years.
Step-by-step explanation:
Let the age of John be 'x'.
Let the age of Rasheed would be
Let the age of Jeorge would be
Difference between Rasheed and Jeorge's age is more than nine years.
1) , 2) 3) No, he should be less than 16 years.