math teacher said its associative
<A = <C = 73
<B = 180 - (<A + C)
6x + 4 = 180 - 2(73)
6x + 4 = 180 - 146
6x + 4 = 34
6x = 30
x = 5
answer
x = 5
Answer:
x = 24
Step-by-step explanation:
The sum of the measures of the angles of a triangle is 180°.
4x + x + 60 = 180
5x + 60 = 180
5x = 120
x = 24