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(3x+5)(3x-5)+6x=-26 9x^2-25+6x=-26 9x^2+6x+1=0 (3x+1)^2=0 3x+1=0 x=-1/3 2y^2+4y-3 =2y^2+4y+2-5 =2(y^2+2y+1)-5 =2(y+1)^2-5
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