Question

a number when multiplied by 3 increase by 20 find the number?

Answer 1

Step-by-step explanation:

Let the number is X.

x+3=20

x=20-3

x=17.

17 is the answer.

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Answer 2

Answer:

Let the number is-x

Now

x×3=x+20

3x = x+20

3x-x = 20(by side changing)

2x=20

x=20÷2

x = 10