8n^2-4(7m^3+5n^2) help

1 answer:

7 0

Hello there!

8m² - 4(7m³ + 5n²)

You wanna start by using the distributive property

=8n² - (-4)(7m³) + (-4)(5n²)

= 8n² - 28m³ - 20n²

= -28m³ - 12m²

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