The slope of y=2x+1 is: 2. The parallel line needs to have the same slope of 2. We can solve it using the point-slope equation of a line: y â y1 = 2(x â x1) And then put in the point (5,4): y â 4 = 2(x â 5) And that answer is OK, but let's also put it in y = mx + b form: y â 4 = 2x â 10.
1 In-office teeth whitening treatments by a dentist can cost $300-$1,000 or more, but average about $500-$700.
In-office bleaching can cost up to $650. The best way to approach teeth whitening for your children is to first speak with a dentistâperhaps one of the kid-friendly dentists at Kool Smiles. Our dentists are knowledgeable and friendly and can help determine what kind of treatment would be best for your child.