What value of `x` will make `AOB` a straight

In the adjoining figure, the value of x that will make AOB a straight line is

In the adjoining figure, the value of x that will make AOB a straight line is

For what value of x will make XOY a straight line

In the fig. what value of x will make XOY a straight line

What value of y would make AOB a line in Figure,if /_AOC=4y and /_BOC=(6y+30)

Find the value of x if AOB is a straight line

Find the value of x if AOB is a straight line

In the given figure , if angleBOC=7x+20^(@)andangleCOA=3x , then the value of x for which AOB becomes a straight line is :

In the adjoining figure, find the values of x and y, Given that AOB is a straight line.