Answer:
ok
Step-by-step explanation:
to hablando Espanol j
They are supplementary angles. Aka equal to 180 degrees.
Answer: 9b+4n+6d+7
Step-by-step explanation:
1. 9b+9+4n−4+6d+2
2. 9b+4n+6d+(9-4+2)
3. 9b+4n+6d+7
Answer:
Second one
Step-by-step explanation:
Answer: say what need more information
Step-by-step explanation: