Question

how many solutions does the pair of linear equations -2x+y+3=0 and 1/3 x+2y - 1=0 have?​

Answer 1

Answer:

-2x+y+3=0

-2x+y=0-3

-2x+y=-3

-2x=-3-y

x=3-y/2

1x/3+2y-1=0

1x/3+2y=0+1

1x+2y=1×3

1x+2y=3

x+y=3/2