please answer my question right now
Attachments:
Answers
Answered by
30
Step-by-step explanation:
1) 3a² + {5a² - (2a + 2a²)}
= 3a² + (5a² - 2a - 2a²)
= 3a² + 5a² - 2a - 2a²
= 8a² - 2a - 2a²
= 6a² - 2a
= 2a(3a - 1)
2) 49 + [2a - {(3b + (3a - 2b)}]
= 49 + {2a - ( 3b + 3a - 2b)}
= 49 + (2a - 3b - 3a + 2b)
= 49 + (-a - b)
= 49 - a - b
Answered by
0
Answer:
here is your step by step answer
Attachments:
Similar questions