Hello,
The 3th angle of the triangle is the supplement of 3x-8:
180-(3x-8)=180-3x+8=188-3x
The sum of all angles of the triangle is 180
180=2x+21+188-3x
==>180=-x+21+188
==>x=21+188-180
==>x=21+8
==>x=29
Answer:
The answer is linear, strong
Step-by-step explanation:
Hope this helped you
Answer:
45 I'm pretty sure. so it 45
Answer:
0.5
Step-by-step explanation: