Respuesta :

Nessa0213
-U subtract 4x
-9+4x=7
U add 9
4x=16
U divide by 4
X =4
You would add 9 on both sides to then get
8x = 16 + 4x
Now you would subtract 4x on both sides to now get
4x = 16
After you would divide 4 on both sides to get x by its self now getting your answer
4

Sorry if this is wrong
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