Question

2(-1/5)+{3-2/5-1/2[-3(-2/3)-1+1/5]+4(-5/2)}

con prosedimiento gracias : )

Answer 1

2(-1/5) + {3-2/5-1/2[-3(-2/3)-1+1/5]  +4(-5/2)}
-2/5 + (21/10 (2-1+1/5)=
-2/5 +(21/10.(36/5)-10=
-2/5+63/25-10= 197/25