Question

VA ROG DIN SUFLET DAU COROANA!!!! 11.Efectuati 1+{2+[3*(4+5)-6+7*8]-8}.
12. Efectuati 7*x+5*×-2*x
PLS E URGENT!

Answer 1

1+{2+[3*(4+5)-6+7*8]-8}.

1+{2+[3•9-6+7•8]-8}

1+{2+[27-6+56]-8}

1+{2+77-8}

1+71

=72