What is the value of x?

enter your answer in the box.

x=

For this case we have that by definition, the sum of the internal angles of a triangle is 180 degrees. So, we have:

According to the figure, we have an isosceles triangle because the sides AB and BC are equal. Therefore it is fulfilled that:

We clear the value of the variable "y":

Therefore we have:

We add similar terms:

the square root of what number? if you add that, then someone will probably answer the question.

the answer is (-4,-4)

hope this ! : d