Question

Решите
-7х=13-2(8х-7)​

Answer 1

$- 7x = 13 - 2 times (8x - 7) \ \ - 7x - 13 + 16x + 14 = 0 \ \ - 7 + 16x = 14 + 13 \ \ \ \ 9x = 27 \ \ x = 27 div 9 \ \ x = 3$

~•~•~•ZLOY_TIGROVSKIY~•~•~•

Answer 2

-7x=13-2(8x-7)

-7x=13-16x+14

-7x+16x=13+14

9x=27

x=3