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FinnZ [79.3K]
3 years ago
5

Help me with these expressions

Mathematics
2 answers:
gregori [183]3 years ago
8 0

Answer:

1.  4(3x+5) = 12x+20

2. -2a(3a + b - c) = -6a² - 2ab + 2ac

****Hope this helped!!!

nikklg [1K]3 years ago
5 0

Answer:

12x + 20

- 6a^2 - 2ab + 2ac

Step-by-step explanation:

4(3x + 5) = 4*3x + 4* 5 = 12x + 20

-2a (3a + b - c)

= - 2a * 3a - 2a *b + 2a * c

= - 6a^2 - 2ab + 2ac

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