Answer:
=2
Step-by-step explanation:
An exterior angle of a triangle is equal to the sum of the opposite interior
angles
9x = 5x + 9 + x
9x = 6x + 9
9x - 6x = 9
3x = 9
x = 9/3
x = 3
Answer:
-1.5
Step-by-step explanation:
5x6=30
30-21=9
9/6=1.5
remember tht the answer is NEGATIVE,, thnk u hav a good nite