Answer:
[tex]5x+6[/tex]
Step-by-step explanation:
[tex]6x+3-1(-3+x) = 6x+3+3-x[/tex] (expand the brackets)
[tex]=5x+6[/tex] (combine like terms)
∴ [tex]6x+3-1(-3+x) = 5x+6[/tex]
Hope this helps :)
