Math, asked by krishnamohan54183, 7 months ago

twice a number when decreased by 3 given 21 the number is

Answers

Answered by sayyamjain07

2

Answer:

12

Step-by-step explanation:

Let the number be x

Therefore,

2x-3=21

2x=24

x=12.

Answered by siddharthmallick13

1

21-3=18

correct answer is 21,18

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