Question

Calcule:
(A)yz-10yz=
(B)a+a=
(C)3b-3b=
(D)3xy-7xy=
(E)-7cd2-3cd2=
(F)7x-5x+2x=
(G)5t2-3t2-2t2=
(H)4xyz-2xyz+9xyz=
(I)-6m+2p-4m=

Answer 1

Resposta:

A)R: 9yz

B)R: 2a

C)R: 0

D)R: -4xy

E)R: -20cd

F)R: 4x

G)R: 0

H)R: 11xyz

I)R: -10m+2p ou -2(5m-p)