Question

помогите!!!!!!!!!!!!!!!!!!!!!!!!!срочноооооо!!!!!

Answer 1

в) =6x(x+2y) /5y(x +2y) =6x /5y =6*2/3 : 5*(-0.4) =4 /(-2) = -2

г) =(x +3y)² / 4x(x +3y) =(x +3y) /4x =
(-0.2 +3(-0.6)) /4(-0.2) = -2 /(-0.8) =2.5