-190b=-105-25bsquared what is that using binomials

Answer 1

-190b = -105 - 25b^2.
25b^2 - 190b + 105 = 0
Divide both sides by 5:
5b^2 - 38b + 21 = 0.
Solve using Quadratic Formula and get:
b = 7.
b = 0.6.

Answer 2

Thanks alot man