Question

Which equation has a solution of n = -1
1/2n - 6 =-7
-6n + 8 =-2
2(n-8) = -18
2n + 12 - 3n = 15

Answer 1

plug in -1 and see whichis correct

Answer 2

I tried pluggin in but its just so hard to understand

Answer 3

let's see
-6n+8=2
-6(-1)+8=2
6+8=2
14=2 False, does not work here.
Do the rest and post it, we can check your work for you