Neither do i lol drop out of school
The answer is D, x = +-1 and +-3i
You add 6 in each side to get the 4 which means x is the equal to 4
3 x 4 = 12
12 - 1 = 11
11 + 2 = 13
The reciprocal of 1/10 is 10/1 or 10. The reciprocal of 16 is 1/16. Basically to make it easier think of flipping or switching the numerator and denominator. Hope this was helpful.