Question

Resolva e classifique a equação que segue:

15x+2=3(5x+10)

Answer 1

Resposta:

$15x+2=3(5x+10)\\\\15x+2=15x+30\\\\15x+2-2=15x+30-2\\\\15x=15x+28\\\\15x-15x=15x+28-15x\\\\0=28\\\\\mathrm{Os\:lados\:nao\:sao\:iguais}\\\\\mathrm{Sem\:solucao}$

Answer 2

Resposta:

Resposta = 28

Explicação passo a passo:

15x + 2 = 3.(5x + 10)

15x + 2 = 15x + 30

15x - 15x = 30 - 2

0 = 28

Resposta = 28