Question

помогите дам 20 баллов​

Answer 1

Ответ:

$\frac{ - 7.2 \times 0.56 - 2.8 \times 0.56}{5.1 \times \frac{1}{3} \div ( - 17) } = \frac{0.56( - 7.2 - 2.8)}{ \frac{51}{10} \times \frac{1}{3} \div ( - 17) } = \frac{0.56 \times( - 10)}{ \frac{17}{10} \times \frac{1}{17} } = \frac{5.6}{0.1} = 56$