Question 235978
-17 - 17 = 6 - x
which is
-34 = 6 - x
:
subtract 6 from both sides
-34 - 6 = -x
-40 = -x
:
x has to be positive, multiply both sides by -1 to change the signs
40 = x; the only answer
:
:
Check it in the original equation
- 17 - 17 = 6 - 40
-34 = -34, equality reigns!!