Respuesta :

Answer:

32

Step-by-step explanation:

Start with your expression

[tex]4b-y[/tex]

We know b=7 and y=-4, plug these numbers into the expression.

[tex]4(7)-(-4)[/tex]

[tex]32[/tex]

4(7) = 28-(-4) = 32
32 should be your answer.