Question

resolver
(-2)(4-2a+3x)-(-5)(-9+5a-x)

Answer 1

Respuesta:

-11x+29a-53

Answer 2

$- 2 \times (4 - 2a + 3x) - ( - 5) \times ( - 9 + 5a - x) = \\ - 8 + 4a - 6x - (45 - 25a + 5x) = \\ - 8 + 4a - 6x - 45 + 25a - 5x = \\ ( - 8 - 45) + (4a + 25a) + ( - 6x - 5x) = \\ - 53 + 29a + ( - 11x) = \\ - 53 + 29a - 11x$