the sum of 12 and an unknown number is 33 what is the number now unknown number
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Answered by
2
Answer:21
Step-by-step explanation:
because when we add 12+21=33
Answered by
1
let the unknown number be X
now , according to question
12+X=33
X=33-12
X=21
now , according to question
12+X=33
X=33-12
X=21
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