Question 386349
4x(squared)-288=-4x
add 4x to both sides
4x^2+4x-288=0
..
/4
x^2+x-72=0
..
x^2+9x-8x-72=0

x(x+9)-8(x+9)=0
(x+9)(x-8)=0
{{{x=-9 OR x=8)}}}
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