olganevarez1846 olganevarez1846

01-08-2018
Mathematics

contestada

Consider the equation: 3(–4n – 9) = 21 Use the distributive property and properties of equality to solve for n.

Respuesta :

ASHDRYGON ASHDRYGON

23-04-2020

Answer:

N = -4

Step-by-step explanation:

3(-4n - 9) = 21

3(-4(-4) = 16 - 9) = 21 , two negatives multiplied makes a positive

3(16 - 9 = 7) = 21

3(7) = 21!

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s8932822 s8932822

30-11-2021

Answer:

-4 the second one you're welcome...

Step-by-step explanation:

Answer Link

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