Hello. this is my brothers hw and i forgot how to do this. what is between 0 and 1 in a number line? look at the pic above.

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2