Question

1- Escreva na forma mais simples possível as expressões :

A) -152a²+160a²=

B) 13,9x³-15,4x³=

C) -19ac+15,4ac=

D) -121a²x+116a²x=

E) -10-75xy³+11xy³=

F) -120obc+121abc=

G) -11,8xy²-12,4xy²=

H) 10m³n²-16,4m³n²=

Answer 1

A) -152a²+160a²= 8a²



B) 13,9x³-15,4x³= -1,5x³


C) -19ac+15,4ac= -3,6ac


D) -121a²x+116a²x= -5a²x


E) -10-75xy³+11xy³= -10 -64xy³


F) -120obc+121abc= 1abc


G) -11,8xy²-12,4xy²= -24,2


H) 10m³n²-16,4m³n²= -6,4 m³n²