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Studying your firend says the absolute value equation (2x+9)+7=3 has two solutions because the constant on the right side of the equation is positive. is your firend correct? Explain

User Landland
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Absolute value equation |2x+9|+7=3


\mleft|2x+9\mright|+7=3
|2x+9|=3-7
|2x+9|=-4

Your friend is wrong. The equation has no solution. Absolute value equations always have positive results in the real numbers.

User Don Hatch
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