Solve 15x^2-34x(x+1)+15(x+1)^2=0
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Step-by-step explanation:
15x^2-34x^2-34x+15(x^2+2x+1)=0
-19x^2-34x+15x^2+30x+15=0
-4x^2-4x+15=0
4x^2+4x-15=0
(x+5) (2x-3) =0
x= -5,3÷2
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