Respuesta :

-4b + 2 = 18
-4b = 18 -2
-4b = 16
b = -16/4
b = -4
The answer would be b = -4.

-4b = 18 - 2 (subtract 2 from both sides)

-4b = 16 (simplify 18 - 2 to 16)

b = 16/-4 (divide both sides by -4)

b = -4. (simplify 16/4 to 4).