- 4 - 2× + ( - 3) = ( - × + 2)×3?
- 4 - 2× + ( - 3) = ( - × + 2)×3. Y tiene que dar como resultado que x = 13.
- 4 - 2× + ( - 3) = ( - × + 2)×3. Y tiene que dar como resultado que x = 13.
En resumen
<img src="https://tex.z-dn.net/?f=-4-2x-3%3D%20%28-x%2B2%29%283%29" /> <img src="https://tex.z-dn.net/?f=-2x-7%3D%20-3x%2B6" /> <img src="https://tex.z-dn.net/?f=-2x%2B3x%3D%206%2B7" /> <img src="https://tex.z-dn.net/?f=x%3D%2013" />.
<img src="https://tex.z-dn.net/?f=-4-2x-3%3D%20%28-x%2B2%29%283%29" />
<img src="https://tex.z-dn.net/?f=-2x-7%3D%20-3x%2B6" />
<img src="https://tex.z-dn.net/?f=-2x%2B3x%3D%206%2B7" />
<img src="https://tex.z-dn.net/?f=x%3D%2013" />.
- 4 - 2× + ( - 3) = ( - × + 2)×3
( - 6)x( - 3) = - 3x + 6
18 = - 3x + 6
18 - 6 = - 3x
12 = - 3x
x = 12 / - 3
x = - 4
no da 13, da x = - 4 .
Kd.