57
4 is a composite number (2 x 2), and it is less than 5.
9x - 4 = 6
It is 10
49
It is: 99
27
27
4 is a composite number (2 x 2), and it is less than 5.
Composite numbers can be written that way.
1 it equals 7 then 7-6=1 so 1 \
9x - 4 = 6
It is 19 which is a prime number
6
49
It is 10
4 is.
It is: 99