(-6, 8)and (3, -7) in slope intercept form

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?