Question

x+7y=10 3x-2y=7 marathi

Answer 1

4x+9y=17
hope it helps you

Answer 2

solution by elimination method:
$x + 7y = 10 \\ 3x - 2y = 7 \\ multiply \: 1 \: eq \: by \: 3 \: and \: subtract \: both \: equation \\ 3x + 21y = 30 \\ 3x - 2y = 7 \\ 23y = 23 \\ y = 1 \\ x + 7(1) = 10 \\ x = 10 - 7 \\ x = 3$