Question

The angles of a triangle are 99??, 3x??, and x + 5??.


What is the value of x?




Enter your answer in the box.




x =

Answer 1

Since we know a triangle only has 180 degrees we can say:

99+3x+x+5=180

Then we can solve for x:

4x+104=180
4x=76

x=19

Answer 2

i just took the test and the answer is 19 !!!! good luck !

<3