Question

if 13 x - 7 Y = 19 and 7 x - 13 Y = 31 then x+y is equal to​

Answer 1

Answer:

answer is o .............

Answer 2

Answer:

Given

13x - 7y =19....... (1)

And

7x-13y =31...........(2)

To find

x+y

Solution...

Therefore eqn1 *7 = 91x -49y =133...... (3)

And

Eqn 2*13 =91x - 169y =403

Solve the equation using elimination method and u will get the result

Step-by-step explanation:

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