Respuesta:
= -10b-7
Explicación paso a paso:
[tex]\frac{-20b - 14}{2} }\\\\=-\frac{2\left(10b+7\right)}{2}\\\\\mathrm{Dividir:}\:\frac{2}{2}=1\\\\=-\left(10b+7\right)\\\\\mathrm{Negar}\:-\left(10b+7\right)=-10b-7\\\\=-10b-7[/tex]
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Respuesta:
= -10b-7
Explicación paso a paso:
[tex]\frac{-20b - 14}{2} }\\\\=-\frac{2\left(10b+7\right)}{2}\\\\\mathrm{Dividir:}\:\frac{2}{2}=1\\\\=-\left(10b+7\right)\\\\\mathrm{Negar}\:-\left(10b+7\right)=-10b-7\\\\=-10b-7[/tex]