Question

решите уровнение: 5\2x=-4

Answer 1

5 / 2x = - 4 
2x = 5 : ( - 4 )
2x = - 1,25
x = - 1,25 : 2
x = - 0,625

Answer 2

$\frac{5}{2} x = - 4 \\ \\ x = - 4 \div \frac{5}{2} \\ \\ x = \frac{5}{8} = 0.625$