Question 713868
1) 2x^2-7x=-5  Set the equation equal to zero. That leaves 2x^2-7x+5=0.  Then *[invoke quadratic "x", 2, -7, 5]

2) 6x^2=2x+1  Set the equation equal to zero, which gives 6x^2-2x-1=0.  Then
*[invoke quadratic "x", 6, -2, -1]

Sorry that that 2nd one doesn't have a simple answer.