Respuesta :
Answer:
[tex]x=11[/tex]
Step-by-step explanation:
[tex]-3x-9=-42[/tex]
add 9 to both sides.
[tex]-3x=-33[/tex]
divide both sides by -3
[tex]x=11[/tex]
plz mark me brainliest. :)
Answer:
[tex]x=11[/tex]
Step-by-step explanation:
[tex]-3x-9=-42[/tex]
add 9 to both sides.
[tex]-3x=-33[/tex]
divide both sides by -3
[tex]x=11[/tex]
plz mark me brainliest. :)