Math, asked by babitapoojari0, 5 months ago

2) The sum of

certain number and
9 is 20.find the number (equation).

Answers

Answered by Anonymous

2

Answer:

the sum of certain number is 20

hope it helps

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Answered by nani790

1

Answer:

the number is 11

Step-by-step explanation:

let the certain number be x

x+9=20

x=20-9

x=11

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