Question

when 10 is added to a certain number and the results is multiplied by 2 the answer is 40

Answer 1

Answer:

(10+10)2=40

Hence no is. 10

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Answer 2

Answer:

10

Step-by-step explanation:

let that no be x

a/q we have

(x+10)×2=40

(x+10)=20

x=20-10

x=10