Question

1)4 /7 (-14a+7 x) -8/11 (-22x + 11)

Answer 1

Ответ:

$\frac{4}{7} ( - 14a + 7x) - \frac{8}{11} ( -22x + 11) = \\ = \frac{ - 4 \times 2 \times 7}{7} a + \frac{4 \times 7}{7} x + \frac{8 \times2 \times 11 }{11} x - \frac{8 \times 11}{11} = \\ = - 8a + 4x + 16x - 8 = \\ = 20x - 8(a + 1)$