Question

1)
5x-3,6 y=-7,
8,4x - 9y=3;​

Answer 1

5x-3,6y=-7

5x-3,6y+7=0

50x-36y+70=0

25x-18y+35=0

8,4x-9y-3

8,4-9y-3=0

84x-90y-30=0

14x-15y-5=0