Question

5) Reduza os termos semelhantes:
a) 7a -2a+ 4b -2b=
b) 5y 2 -5x -8y 2 + 6x=
c) 12ab + 7x +9 -7ab -4x -6 =

Answer 1

Explicação passo-a-passo:

a) 7a-2a=5a 4b-2b=2b

b) 5y-8y 2 -5x 2 + 6x=

-3y + 2+2 -5x+6x=

-3y+ 4 + 1x

c) 12ab-7ab +7x+9-4x-6=

5ab+ 7x-4x+9-6=

5ab+ 3x+9-6=

5ab+3x+ 3