28edrey01 28edrey01

11-05-2022
Mathematics

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Please help. Are the expressions 8a² - 4b + 7a² and 5(3a² - 2b) + 6b equivalent? Explain your reasoning.

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forrealpro111 forrealpro111

11-05-2022

Answer:

Yes.

8a^2-4b+7a^2= 15a^2-4b

5(3a^2-2b)+6b=15a^2-4b

Step-by-step explanation:

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Аноним Аноним

11-05-2022

Answer:

Yes

Step-by-step explanation:

Expression 1 : 8a² - 4b + 7a² = 15a² - 4b

Expression 2 : Expand the equation

5(3a² - 2b) + 6b
15a² - 10b + 6b
15a² - 4b

From simplifying both expressions, we can see that they are equal

Answer Link

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