Which of the following are solutions to the equation below?

First you subtract 17 from both sides. 

Then you use the quadratic formula 

for get about what is in between -b and ±.
a=1 b=-10 c=8

first answer  

do the work that is under the sqrt sign. 




divide 10 by 2 and cancel out the 2's
is the first answer
you do the same thing for the second answer but instead of b+ it is b+

The second answer is