Respuesta :

Answer:

b = 2/7 or b = -1/2

Step-by-step explanation:

14b^2 - 2 = -3b

14b^2 + 3b - 2 = 0

14b^2 + 7b - 4b - 2 = 0

7b(2b + 1) -2(2b + 1) = 0

(7b - 2) (2b + 1) = 0

So, b = 2/7 or b = -1/2