Question

$frac{b+4}{2} + frac{13 - 4b}{5} < 0$

Answer 1

$frac{b+4}{2}- frac{13-4b}{5}<0 \ frac{10(b+4)}{2}- frac{10(13-4b)}{5}<0*10 \ frac{5(b+4)}{1}- frac{2(13-4b)}{1}<0 \ 5(b+4)-2(13-4b)<0 \ 5b+20-26+8b<0 \ 13b-6<0 \ 13b<6 \ b<6/13$