college math
posted by sueann .
Use sets to verify the following answers
a. 4+5=9
B. 0+6=6
C. 10+2+12
I want to know if I'm doing this right. please check my answers. I'm confused on how to do this but I'm giving it a shot.
A. a+b=c
b. 0+2=a
C. 5+5+2=12
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