Answer:
(8.5)x = 42- Divide each side by 8.5
get x by itself
Answer:
x = 55
Step-by-step explanation:
a triangle's angles must equal when added up to 180.
so
76 + 49 + x = 180
combine terms
125 + x = 180
x = 55
The angle would be 70 degrees because 180-110=70