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Find the sum of all solutions to the equation.

$4x(x-3) = 23$

 Jan 11, 2022
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4x(x - 3)  =  23     --->     4x2 - 12x  =  23     --->     4x2​ - 12x - 23  =  0

 

Using the quadratic formula:  x  =  [ 12 +/- sqrt( (-12)2 - 4(4)(-23) ) ]  /  [ (2)(4) ]

 

Write the two answers in reduced radical form and add them together ...

 Jan 11, 2022

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