Question

решите уравнение: 9,4 - 1,4х =4,5​

Answer 1

$9.4 - 1.4x = 4.5 \ 1.4x = 9.4 - 4.5 \ 1.4x = 4.9 \ x = 4.9 div 1.4 \ x = 49 div 14 \ x = 3.5$