3 years ago

Help this is due today!!!!!!!!!

Mathematics

1 answer:

lina2011 [118]3 years ago

7 0

Answer:

Step-by-step explanation:

3n + 16 = 7n

3n - 7n = -16

-4n = -16

n = -16 : (-4)

n = 4

---------------- check

3 * 4 + 16 = 7 * 4

12 + 16 = 28

28 = 28

the answer is good

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