A 31 inches is the answer because it can't be higher than 39
<em>Your answer is the following.</em>
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<em>Answer = 19/50
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3x^2 + 8x - 4 - (6x^2 - 5x + 3)....distribute thru the parenthesis
3x^2 + 8x - 4 - 6x^2 + 5x - 3 .....combine like terms
-3x^2 + 13x - 7 <==