Question

1. Find three consecutive odd integers whose sum is 21.

Answer 1

Answer:

5 , 7 , 9

Step-by-step explanation:

Let the nos: be "x" , "x+2" and "x+4".

According to the Q,

>> x + (x+2) + (x+4) = 21

>> 3x + 6 = 21

>> 3x = 15

.°. x = 5

>> x + 2 = 7

>> x + 4 = 9

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Answer 2

Answer:

5,7,9

Step-by-step explanation:

Let the odd numbers be x, x+2,x+4.

Given their sum is 21

=>x+x+2+x+4=21

=>3x+6=21

=>3x=15

=>x=5

Substituting value of X we get the numbers to be

x=5

x+2=5+2=7

x+4=5+4=9

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