Respuesta :

raeqx

Answer:

-12b+6c+18 =  -24

Step-by-step explanation:

-12b+6c+18 = ?

Substitute the variables in for their value

-12(2)+6(-3)+18 = ?

Multiply

-12 x 2 = -24

6 x -3 = -18

-24-18+18 = ?

Solve.

-18 + 18 = 0

-24 - 0 = -24

The answer is -24.