x + y = 5 আৰু 2x -3y = 4
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x + y = 5. ×3
2x - 3y = 4
3x + 3y = 5. 1
2x -3y = 4. 2
here y will be cancelled on adding 1 and 2
5x = 9
x = 9/5
now put the value of x in 1
3x + 3y = 5
3×9/5 + 3y = 5
27/5 + 3y = 5
3y = 5 - 27/5
3y = -2/5
y = -2/5 × 1/3
y = -2/15
i hope you understood
2x - 3y = 4
3x + 3y = 5. 1
2x -3y = 4. 2
here y will be cancelled on adding 1 and 2
5x = 9
x = 9/5
now put the value of x in 1
3x + 3y = 5
3×9/5 + 3y = 5
27/5 + 3y = 5
3y = 5 - 27/5
3y = -2/5
y = -2/5 × 1/3
y = -2/15
i hope you understood
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