20*6=120seconds +3600second in an hour so 3600*4=14400
1210+14400=14520
14520 is the answer I hope this helps!
I think the answer would be d(greater than or equal to) -28
Answer:
Yes, because if you substitute 10 for r in the equation and simplify, you find that the equation is true.
Step-by-step explanation:

IM TRYING TO ANSWER BUT IT WONT LET ME OMH ITS C