Your first equation would be:
65 + 3x - 10 + 2x = 180
Then simplify to get:
5x + 55 = 180
Subtract 55 from each side:
5x = 125
Now divide by 5 to find x:
x = 25
The measure of angle B = 65
The measure of angle C = 50
Hope this helps!! :)
Answer:
x= -6,-12
Step-by-step explanation:
your Answer is : 27 it may be wrong or good so have fun and i hope i is okay so good luck