14x2 - 39x - 35 = (7x + 5)(2x - 7)
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3x2-39x-90 = (3x+6)(x-15) when factored
39x2y326xy4The gcf is 13xy3 .
39x-6
2x - 3= 9 x=
For x-2x= 3x-43x+1 x-2x= -x and 3x-43x+1 = -40x+1 so -x= -40x+1 subtract -x from both sides 0= -39x +1 -1 = -39x so 1=39x so x=1/39