Question

35.2-5+[21-5.(11-4.2)].(3-1)=​

Answer 1

= 70-5+[21-5•(11-8)]•(3-1) =

= 65+(21-5•3)•2 =

= 65+(21-15)•2 =

= 65+12 = 77

Creo que está bien, espero que te ayude <3