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3x2 - 5x2 = -2x2
x2+7x=-2x2+6 3x2+7x-6=0 (3x-2)(x+3)=0 3x-2=0 or x+3=0 x=2/3 or x=-3
It is: 3x2-5x-2 = 0 and the value of x is -1/3 or 2 when solved
3x2-27 is equal to -21.
-8x + 3x2 - 3