Question

3$x+12$ + 3$x+1$ / 3$x-1$ URGENTE!!!!

Answer 1

6x+13/3x-1

Explicação passo-a-passo:

3x+12+3x+1/3x-1

3x+12+3x+1/3x-1

3x+3x

(3+3)x

6x

3x+12+3x+1/3x-1

6x+12+1/3x-1

3x+12+3x+1/3x-1

6x+13/3x-1

Resposta

6x+13/3x-1