Question

ДАЮ 10 БАЛЛОВ, СРОЧНО

Answer 1

$- 2.46x + (4.7 - 10) = - 7 + 4.7 - 7.46x \\ - 2.46x + ( - 5.3) = - 2.3 - 7.46x \\ - 2.46x - 5.3 = - 2.3 - 7.46x \\ - 2.46x + 7.46x = - 2.3 + 5.3 \\ 5x = 3 \\ x = \frac{3}{5}$