2x+6< 4 or 7x+1< -13 what is the answer

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.