Question

3)Copie as expressoes numericas e determine seus valores:
e)3+{[(4+5)x2]+3}x5=

Answer 1

Resposta: 3+{[(4+5)×2]+3}×5= 108

Answer 2

e)
= 3 + {[(4 + 5) . 2] + 3} . 5

= 3 + {[ 9 . 2] + 3} . 5

= 3 + { 18 + 3} . 5

= 3 + 21.5

= 3 + 105

= 108