Six people are standing in line for concert tickets. their average age is 27. the average age of the four people in line is 23. the average age of the last three people is 34. how old is the fourth person in line?

Which statements regarding efg are true? check all that apply.

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Which of the following questions describes the equation g + (-4) = -5? a)what number, when added to negative four, is equal to negative five? b)what number, when added to negative five, is equal to negative four? c)what number, when subtracted from negative four, is equal to negative five? d)what number, when subtracted from negative five, is equal to negative four?