Question

1)9|-х|=
2)52,03:8,6=
3)4-8=

Answer 1

$9 | - x| = 9 \times | - x \\ \\ 52.03 \div 8.6 = 6 \frac{1}{20} = 6.05 \\ \\ 4 - 8 \\ - (8 - 4) = - 4 \\ - 4.$