Question

reduza os termos semelhantes
a) 2x + 4y - 3x + 7y + 4x=
b) 5ab - 3n + ab + 3n - 2ab=
c) 8p + 4t + 9p - 3p + 2t + t=
d) 5x + 3y + 2z + 2x + 2y - z=​

Answer 1

Resposta:

a) 2x + 4y - 3x + 7y + 4x=

  2x+4x-3x+4y+7y=

  3x+11y=  

____________________________

b) 5ab - 3n + ab + 3n - 2ab=

   5ab+ab-2ab-3n+3n=

   4ab=

____________________________

c) 8p + 4t + 9p - 3p + 2t + t=

  8p+9p-3p+4t+2t+t=

   14p+7t=

____________________________

d) 5x + 3y + 2z + 2x + 2y - z=

   5x+2x+3y+2y+2z-z=

   7x+5y+z=