To eliminate y from the equations 3x - 2y $=$ 1 and 5x + y $=$ 6, the second equation should be multiplied by -

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Solution

The correct option is B 2
Multiply the second equation by 2 and add equation 1.

$10 x + 2 y = 12$ and $3 x - 2 y = 1$

Adding both

$13 x = 13$

$∴ x = 1 a n d y = 1$

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To eliminate y from the equations 3x - 2y = 1 and 5x + y = 6, the second equation should be multiplied by -

The correct option is B 2Multiply the second equation by 2 and add equation 1.10x+2y=12 and 3x−2y=1Adding both13x=13∴x=1 and y=1

To eliminate y from the equations 3x - 2y $=$ 1 and 5x + y $=$ 6, the second equation should be multiplied by -

The correct option is B 2
Multiply the second equation by 2 and add equation 1.

$10 x + 2 y = 12$ and $3 x - 2 y = 1$

Adding both

$13 x = 13$

$∴ x = 1 a n d y = 1$