单选题If x is an integer and y=7x+11, what is the greatest value of x for which Y is less than 50?A 7B 6C 5D 4E 3
题目
单选题
If x is an integer and y=7x+11, what is the greatest value of x for which Y is less than 50?
A
7
B
6
C
5
D
4
E
3
7
6
5
4
3