Respuesta :

moosaayoubwani

Step-by-step explanation:

3(2.7/0.9) -5

= 3(2.7×10/0.9×10)-5 rough work

= 3(27.0/9.0)-5

= 3(27/9)-5 27÷9= 3 =3/1

= 3(3/1)-5

= 3×3-5

= 9-5

= 4

Otras preguntas