Question

(40-30)/2+(8.5)/4+(40-25)/(9-6)

Answer 1

Boa noite.

$(40-30)/2+(8.5)/4+(40-25)/(9-6) = 10 : 2 + 40 : 4 + 15 : 3 = 5 + 10 + 5 = 20$

Bons estudos! :-)