Step-by-step explanation:
[tex] \frac{( - 2)}{( - 5x)} = 10 \\ \\ \frac{2}{5x} = 10 \\ \\ 2 = 10 \times 5x \\ 2 = 50x \\ \\ x = \frac{2}{50} \\ \\ x = \frac{1}{25} [/tex]
( -5x÷(-5)=10÷(-5)
x=-2
