Question

a) {[(8x4+3)÷7+(3+15÷5)x3]x2(19-7÷6}x2+12 =






b) 60÷{2x[-7+18÷(3+12]}-[7x(-3)-18÷(-2)+1] =

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Answer 1

Resposta:

!{ [ ( 8 × 4 + 3 ) : 7 + ( 3 + 15 : 5 ) × 3 ] × 2 - ( 19 - 7 ) : 6 } × 2 + 12{ [ ( 32 + 3 ) : 7 + ( 3 + 3 ) × 3 ] × 2 - ( 19 - 7 ) : 6