Question

The ages of two persons one year ago were ‘x’ years and ‘y’ years, hence the sum of their ages after one year will be ____ years.

Answer 1

$\large{\underline{\underline{\mathfrak{\purple{Making~linear~equation}}}}}$

the sum of their ages will be

X+Y

$\rule{190}3$

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Answer 2

Answer:

x+y+4

Step-by-step explanation:

the ages of two persons one year ago were 'x' and 'y' years. So their present age is 'x+1' and 'y+1' years. And their ages after one year will be 'x+2' and 'y+2'. If we add them we get 'x+y+4'