Question 372368
{{{ (1/2)x^2+x-(7/2)=4}}}
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multiply by 2
{{{ 2*((1/2)x^2+x-(7/2))=4*2}}}
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x^2+2x-7 =8
x^2+2x-15 =0
x^2+5x-3x-15=0
x(x+5)-3(x+5)=0
(x+5)(x-3)=0
x=-5 OR x=3
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