👤

calculati:4(x-y+2z)+2(2x+3y-3z)-3(x-2y+2z)

Răspuns :

4(x-y+2z)+2(2x+3y-3z)-3(x-2y+2z)=4x-4y+8z+4x+6y-6z-3x+6y-6z=5x+8y-4z