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3241004551 [841]

3 years ago

7

3a(4a – 5) - 4a (6 – 10a)

1 answer:

nikklg [1K]3 years ago

6 0

Answer:

52a² - 39a

Step-by-step explanation:

Step 1: Write out expression

3a(4a - 5) - 4a(6 - 10a)

Step 2: Distribute

12a² - 15a - 24a + 40a²

Step 3: Combine like terms (a²)

52a² - 15a - 24a

Step 4: Combine like terms (a)

52a² - 39a

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