Question

(x+4)(x+3)-2x(x+4)=0 giải pt sau giúp mik vs ạ

Answer 1

(x+4)(x+3)-2x(x+4)=0

=>(x+4)(x+3-2x)=0

=>(x+4)(3-x)=0

=>\(\left[{}\begin{matrix}x=-4\\x=3\end{matrix}\right.\)