Question

Sabendo que a =2 , b =8 e c = 5 e d = 20,
A) a/2 -c =?
B) 4a - 5b + 2c

Answer 1

1-5
5-1=4
b)4.2-5.8+2.5
8-40+10
32+10=42

Answer 2

A) -4
B) -12
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