Question

Simplifique

Gracias!

Answer 1

a) [(4/5)/(3/2)]+[(6/5)*3 + 4]
= (8/15)+[18/5 + 4]
=(8/15)+(26/5)
= 86/15

b) [(3/2)*4 -2] -[(5/4)-(3/2)]
= (6-2)-(-1/4)
= 4 + (1/4)
= 17/4