Answer:
y = 7
Explanation:
Subtract 9 from both sides.
-7 = -y
Divide both sides by negative 1 (or multiply by negative 1).
7 = y
So, in mathematical terms, y = 7.
Hope this helps! :)
y=7
2=9-1y
subtract 9 from both sides
-7=-1y
divide both sides by -1 to get y alone
7=y
Hope this helps, if not let me know.
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