Question

решите уравнение
$4(1 - 5x) = 9 - 3(6x - 5)$
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Answer 1

4(1-5х)=9-3(6х-5)
4-20х=9-18х+15
-20х+18х=9+15-4
-2х=20
х=-10

Ответ: -10

Answer 2

$4(1 - 5x) = 9 - 3(6x - 5)$

$4 - 20x = 9 - 18x + 15$

$4 - 20x = 24 - 18x$

$- 20x + 18x = 24 - 4$

$- 2x = 20$

$x = - 10$

Ответ:

$\blue{x = - 10}$

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