Question

10-4x=9+2x
Qual o valor do x?

Answer 1

10 - 4x = 9 + 2x

-4x - 2x = -10 + 9

-6x = -1 (-1)

6x = 1

x = $\frac{1}{6}$

Answer 2

10 - 4x = 9 + 2x 
- 4x - 2 x = 9 - 10
- 6 x = - 1 (-1) 
6x = 1 
x = 1
      6