Answer:
B
Step-by-step explanation:
IT'S OBVIOUSLY B-30 BECAUSE WHEN YOU SAY -30 IT MEANS 0 BUT WHEN YOU SAY -10 ZERO AGAIN AND WHEN YOU SAY 350 IT'S NOT IT BCS IT'S TOO HIGH LOL, SO OBVIOUSLY IT'S 30.
c > 9
> 7-1
2c >6*3
2c > 18
c > 18/2
No idea brother good luck