Question

Срочно сделайте пожалуста

Answer 1

$- 3(2.1x - 4) - 1.6 - 2.6 = 1.2(0.5 - 5x) \\ - 6.3x + 12 - 4.2 = 0.6 - 6x \\ - 6x + 6.3x = 7.8 - 0.6 \\ 0.3x = 7.2 \\ x =7 .2 \div 0.3 \\ x =7 2 \div 3 \\ x = 24$