Answer:
31°
Step-by-step explanation:
The upper and lower triangles are similar, because their bases are parallel.
This implies that their correspondent angles have the same measure: the correspondent angle of x is the 31° angle.
The answer would be 1 solution
1, i Subtract
1
1
from
2
2
.
6
m
−
8
=
9
m
+
1
1
from
2
2
.
6
m
−
8
=
9
m
+
1