Question

sum of two number is 19 their deference is 7 find those number ​

Answer 1

Answer:

13

and

6

Step-by-step explanation:

we call the two numbers

a

and

b

, then we are told:

a

+

b

=

19

a

−

b

=

7

Adding these two equations we get:

2

a

=

26

Subtracting the second from the first we get:

2

b

=

12

Dividing each of these latter equations by

2

we get:

a

=

13

b

=

6