Answer:
100000000000000000000000000000000000000000000000000000000000000000000000000000
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Uhh we need a picture or some more info to help you with that one cheif
-7 on both sides than divide by -1
X=18
Could you explain please?