Question

Responda:

10-4x=9-2x=

Answer 1

10-4x=9-2x
mudando os termos de lado e de sinal fica
10-9=-2x+4x
1=2x
x=1/2

Answer 2

10 - 4x = 9 - 2x

- 4x + 2x = 9 - 10

- 2x = - 1 (- 1)

2x = 1

x= 1/2