Question

Sum of two consecutive natural numbers is 21, the numbers are:​

Answer 1

Answer:

Let the first consecutive number be x

And other one be (x+1)

A/q

=> x + x +1 = 21

=> 2x +1 = 21

=> 2x = 21 - 1

=> 2x = 20

= > = 20 2

=> x= 10

Therefore,

The first number is = x= 10

And second number is (x+1)=(10+1)=11

Hope it helps you!! :)

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Answer 2

Answer:

let x,x+1

x+x+1=21

2x+1=21

2x=21-1

2x=20

x=20/2

x=10