Respuesta :

Step-by-step explanation:

[tex]\tt{u-u+2u+3u-2u=15 }[/tex] ⠀

[tex]\tt{6u-3u=15 }[/tex] ⠀

[tex]\tt{3u=15 }[/tex] ⠀

[tex]\tt{ u=\dfrac{15}{3} }[/tex] ⠀

[tex]\tt{ u=\dfrac{\cancel{15}}{\cancel{3}} }[/tex] ⠀

[tex]\tt{u=5 }[/tex] ⠀

lucky75

Answer:

  • u=5

Step-by-step explanation:

  • u-u+2u+3u-2u=15
  • 6u-3u=15
  • 3u=15
  • u=15/3
  • u=5