Answer:
x = 70; the labeled angles are 110º and 70º.
Step-by-step explanation:
The full degrees will add up to 180º. There are 2x and +40.
Equation:
Solve:
Since x=70, 70+40 will equal to 110.
Therefore, "x = 70; the labeled angles are 110º and 70º." is correct.
If i did it right the anwser is 20
Answer:
I
Step-by-step explanation:
3x-5+7x+5+90=180
x=9
Answer:
there you go . Good luck plz mark me brainliest .