Question

If 2x+y=4 and x-y=2 then x+y equals to​

Answer 1

Answer:

2

Step-by-step explanation:

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Answer 2

Answer:

By Substitution Method:-

$2x + y = 4$

Put y = 0, and find the value of x

$2x = 4$

$x = \frac{4}{2}$

$x = 2$

Now, Put x = 0 and find the value of y

$2 + y = 4$

$y = 4 - 2$

$y = 2$

Value of x = 2

Value of y = 2

$therefore \: x + y = 2 + 2 = 4$

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