Answer :
Answer:
x=-4
Step-by-step explanation:
x + 13 - 13 = 9 - 13
Get x on one side by subtracting 13 from both sides
x = -4 , if you isolate x by -13 on both sides you'd get that. { i.e; x + 13 = 9
- 13 -13
x= -4 }
- 13 -13
x= -4 }