Respuesta :
you have to use bodmas
so 3x4+2cubed basically means
3x4+2x2x2
so do all the multiplication first
3x4=12
2x2x2=8
so 12+8=20
so 3x4+2cubed basically means
3x4+2x2x2
so do all the multiplication first
3x4=12
2x2x2=8
so 12+8=20