Question

please answer the question in the image

Answer 1

1-x-a=0
=x=a
2-x+a=0
=x= -a
3-ax-b=0
=x= -b/a
4-ax+b=0
=x= -b/-a=b/a

Answer 2

1)x-a=0,x=a 2)x+a=0,x=-a 3)ax-b=0,ax=b,x=b/a 4)ax-b=0,x=-b/a hope will help u so mark as brainlist answe