Question

-40x - x + 125x - 49x

Answer 1

$\displaystyle -40x-x+125x-49x=-40x-1x+125x-49x=(-40-1+125-49)x=35x$

Answer 2

Пошаговое объяснение:

$- 40x - x + 125x - 49x = - 41x + 125x - 49x = 84x - 49x = 35x$