Question

СРОЧНО!!!!!!!!ПОМОГИТЕ!!!!!!!!!!!!!!!!!!!!!!!!МНОГО БАЛЛОВ!!!!!!!!!!!!!!!!

Answer 1

$\frac{7b+2y}{4b}+ \frac{5b+y}{b-2y}= \frac{(7b+2y)*(b-2y)}{4b*(b-2y)}+ \frac{20b^2+4by}{4b*(b-2y)}= \frac{7b^2-12by-4y^2+20b^2+4by}{4b*(b-2y)} \\ \\ = \frac{27b^2-8by-4y^2}{4b*(b-2y)}$