9+ 10 = what does this equal my friend told me that it was 21
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Answer:
bro your freind is wrong and you and your freind do not know simple maths
XD XD XD :D :D
anyways the answer is 19
Step-by-step explanation:
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Answer:
Well yes depending on if you add more factore like look at my step by step
9 is made up of 3 time 3 while ten is made up of 5 times 2 so we take the 2 from the 5 times 2 and it by 3 which is six now we do the same for the extar 5 and 3 which is 15 now 6 plus 15 is 21 so yes 9+10 can be 21
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