Question

Se define: a*b=a+b-4
Calcule: E = 3(5*3) + 2(7*3)

Answer 1

Explicación paso a paso:

E = 3(5 + 3 - 4) + 2(7 + 3 - 4)

E = 3(4) + 2(6)

E = 12 + 12

E = 24