"Second power" means that you multiply something with itself. In this case, (10 + 15) (10 + 15).
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The second book in the new testament is Mark.
M+M+NH+V+C+RI=NEMaine + Massachusetts + New Hampshire + Vermont + Connecticut + Rhode Island = New England
x = 3but find a new spot for your homework !
Since the second equation is already solved for "y", you can replace "y" by "9" in the other equation. Then solve the new equation for "x".
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