What is the least common multiple of 4 and 12? 4 12 24 48

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Complete the equation of the live through (-1,6) (7,-2)

Zahra wants the equation below to have an infinite number of solutions when the missing number is placed in the box.