Respuesta :

A) -0.3=-30c

divide on both sides ⇒ [tex]\frac{-0.3}{-30} = \frac{-30c}{-30}[/tex]

0.01 = c

B) do the same way. a =-30

C)    14  -  b  =  14.2

      +14            +14

              -1b =  28.2

          -1b/-1  =  28.2/-1

b = -28.2

Hope this helped :3

-Jazzy <3