When 10 is added to a certain number and the result is multiplied by 2,the answer is 40
Answers
Answered by
1
Answer:
the 10 should be aaded to 10 and then answer will be 20 and 20 multiply by 2 is equal to 40
Answered by
0
Answer:
10
Step-by-step explanation:
let the no be x
according to the question
(10+x)*2=40
20+2x=40
2x=40-20
x=20/2
x=10
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