1)х=42:(-6)=-7

2)х=-6.4:0.8=-8

3)х=-6.9:(-2.3)=3

[tex]4)x = - \frac{7}{16} \div \frac{1}{8} = - \frac{7}{2} [/tex]

[tex]5)x = \frac{25}{7} = 3 \frac{4}{7} [/tex]

[tex]6)x = \frac{2}{16} = \frac{1}{8} [/tex]