Answer:
Explanation:
1. add -
to +
to get x on the same side.
and then it would be
-7 = 1
2. add 7 on the other side then you get:
= 8
3. square root both sides to get rid of the squared. Then you'd get:
2x =

4. divide both sides to have x by itself. Then you get:
x =
is your solution