Resposta:
25,12
Explicação passo-a-passo:
[tex](( 2\frac{3}{2} + \frac{5}{4} ) \div \frac{1}{4} ) + \frac{1}{2} + 5.8 \times 1.4 \\ \\( (\frac{6}{2} + \frac{5}{4} ) \times 4) + 8.12 \\ \\ ( \frac{(2 \times 6) + 5}{4} \times 4) + 8.12 \\ \\ 12 + 5 + 8.12 \\ 17 + 8.12 \\ 25.12[/tex]
