Question

Comprobacion
(4-5x)(4x-5)=(10x-3)(7-2x)

Answer 1

Respuesta:

16x - 20 - 20x^2 + 25x = 70x - 20 x^2 - 2

16x - 20 + 25x = 70x - 21 +6x

41x - 20 = 76x - 21

-35x = - 1

X= 1/35