Question

x+2y = 3
3х + 5y = 7​

Answer 1

Answer:

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x + 2y = 3 .   Multiply it by 3

3x + 6y = 9

3x + 5y = 7

y = 2

x + 2(2) = 3

x + 4 = 3

x = -1

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Step-by-step explanation:

Answer 2

Answer:

x= - 1

y = 2

Step-by-step explanation:

$x + 2y = 3 \\ = > 3x + 6y = 9$

$3x + 5y = 7$

On subtracting both equation we get,

$y = 2$

Put y =2 in other equation

$x = - 1$