Respuesta :

[tex]3*x-15=6[/tex]

Is how you would solve this.

~ Hope this helps :)

We have an equation: 3*? -15= 6
⇒ 3*?= 6+ 15
⇒ 3*?= 21
⇒ ?= 21/3
⇒ ?= 7

The final answer is 7~