Question

решите уравнения m(m-5)+8(m-5)=0

Answer 1

$m(m-5)+8(m-5)=0;$
$(m-5)(m+8)=0;$
$left[begin{array}{ccc}m-5=0;\m=5.end{array}right]$
$left[begin{array}{ccc}m+8=0;\m=-8.end{array}right]$
$Otvet: {-8; 5.}$