Question

-8-{-7y+[-6y+4z-(2+-3y+5z(]+3}

AYUDA​

Answer 1

RESPUESTA

−8−{−7y+[−6y+4z−(2+(−3y)+5z)]+3}

−8−{−7y+[−6y+4z−(2−3y+5z)]+3}

−8−{−7y+[−6y+4z−2+3y−5z]+3}

−8−{−7y+[−3y−z−2]+3}

−8−{−7y−3y−z−2+3}

−8−{−10y−z+1}

−8+10y+z−1

10y + z − 9