Question

Va rog sa îmi rezolvați aceste ex va rog
Dau coroana si 20 puncte​

Answer 1

$2.5 \times x < 0.25 \\ x < 0.25 \div 2.5 \\ x < 0.1 \\ \\ \\ x \div 10 = 0.6 \\ x = 0.6 \times 10 \\ x = 6 \\ \\ 4.6 \div \times < 20 \\ 4.6 < 20x \\0.23 < x \\ \\ x - 8.31 = 1 \\ x = 9.31 \\ \\ x + 1.3 \leqslant 1.5 \\ x \leqslant 0.2$