Question

решите уравнение прощууу 2 и4

Answer 1

$frac{2-7x}{6} + frac{4x+7}{3} = - frac{x}{2} \ 2-7x+8x+14=-3x \ 4x=-16 \ x=-16/4 \ x=-4$


$5+ frac{7y-12}{3} =y+13 \ 75+35y-60=15y+195 \ 20y=180 \ y=180/20 \ y=9$