Question

3 (17-22,7x) = -7-63,42
помогите срочно​

Answer 1

Ответ:

$3(17 - 22.7x) = - 7 - 63.42 \\ 51 - 68.1x = - 70.42 \\ - 68.1x = - 70.42 - 51 \\ - 68.1x = - 121.42 \\ x = \frac{6071}{3405} = 1 \frac{2666}{3405}$