👤

Efectuand calculele 10x-5x+9x-15x.Va rog ajutatima repede ca eu plec la scoala la ora 12:00

Răspuns :

10x-5x+9x-15x=
=5x+9x-15x=
=14x-15x=
=-x
10x-5x+9x-15x=
=5x+9x-15x=
=14x-15x=
=-1x=-x