Question

1x + 1y= 2 , -3x + 4y= 15
using solving of elimination

Answer 1

1) 1x + 1y = 2

x + 1 × y = 2

x + y = 2

2) -3x + 4y = 15

- 3 х = 1 5 - 4 у

х = 15-4y/3

I hope helped ^-^