F(x) =-2(x-3)^2+2 vertex form to standered form

What sums are equal to 6/12? choose all answers that are correct a.6/12+6/12+6/12+6/12+6/12+6/12 b.2/12+1/12+1/12+2/12 c.5/12+1/12 d.1/12+1/12+1/12+3/12 plz : )

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Which expression gives the exact value of x?