Respuesta :

16. a/z + bw^2
a = 21, b = 3, w = 6, z = 7

a/z + bw^2
= 21/7 + 3 x 6^2 (do the x or / first before doing the + or -)
= 3 + 3 x 36
= 3 + 108
= 111