What is the solution of square root 1 - 3x = x + 3 a. x = –8 or x = –1b) x = –8c) x = –1d) no solution?

First you have to solve the equation for x 

1 - 3x= x + 3
1 - 2x = 3
-2x = 2
x = -1

since you cannot take the square root of -1 the answer should be
D) no solution

Do you have a photo?

Same length is comparing because it’s saying its the same and not different