What is the median of the following numbers?
3, 5, 6, 7, 9, 6, 83,5,6,7,9,6,8

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove