Question

Calcule a inequação do 1° grau: 180 – 4y – 7 > 34y -12 + 6y

Answer 1

Resposta:

180+12-7> +7y +34y + 6y

185>37y

y < 185/ 37

y< 5

espero ter ajudado !!

Answer 2

Resposta:

180-4y-7 > 34y-12+6y

173-4y>34y-12+6y

173-4y>40y-12

173-4y-40y>-12

173-44y>-12

-44y>-12-173

y < 185/44