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strojnjashka [21]
3 years ago
13

What is x if: 9+10=x A. x=109 B. x=91 C. x=21 D. x=19

Mathematics
2 answers:
lesya [120]3 years ago
7 0
Add 9+10 and you get 19. so, x=19
Vanyuwa [196]3 years ago
4 0
This problem is very simple. All you have to do is add 10 and 9. The correct answer is D. 
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