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If triangle ABC...

I think my math teacher asked a bogus question.     If triangle ABC is translated down 1 unit and then rotated so that point A' is located at (-2,1), where will point B' be located.. the... more

Find the number by writing a system of equations and using elimination to solve the equations.

The sum of the digits of a two-digit number is 11. If the digits are reversed, the new number is 45 more than the original number.

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