Question

Tha sum of agesof A and B is 29 years.After 8 years,A will be twice as old as B.Find there present ages?​

Answer 1

Step-by-step explanation:

TO FIND:  

Present ages of A and B .

ANSWER:  

Given:  

Sum of ages of A and B is 29 years .

After 8 years A will be twice as old as B.

How to solve?  

We will first consider ages of A and B as variables . Then according to the two statements given we will frame two  .Then by solving that pair of we will find the ages of A and B .

Let us take the

Age of A as x.

Age of B as y.

 

Sum of ages of A and B is 29 .  

After eight years ages A will be twice as it as B .

So , after 8 years , Age of A will be x + 8 and that of B will be y + 8.

,  

2.  

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Let's add both .

 

Hence ,

Age of x = 29-y = 29-7 = 22 years.

Age of y = 7 years