Respuesta :

beinggreat78

Answer:

a has two solutions for this case.

a₁: [tex]a=-9-b[/tex]

a₂: [tex]a=-1+b[/tex]

Step-by-step explanation:

  • A1

         [tex]a+b-b=-9-b\\a=-9-b[/tex]

  • A2

         [tex]a-b+b=-1+b\\a=-1+b[/tex]

➲ I hope this helps you.