SOLUTION: Suppose M is a two digit number and that N is obtained by reversing the digits of M. if M+N = 132 how many different values can M have ? A 4 b 7 c 8 d 10 e 12

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Question 291588: Suppose M is a two digit number and that N is obtained by reversing the digits of M. if M+N = 132 how many different values can M have ?
A 4 b 7 c 8 d 10 e 12

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
10a+b+10b+a=132
11a+11b=132
11*(a+b)=132
a+b=12
a<10
b<10
9+3
8+4
7+5
6+6
answer A) 4