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Ksivusya [100]
3 years ago
8

Evaluate each expression using the variable replacements.

Mathematics
2 answers:
Alex Ar [27]3 years ago
5 0

Answer:

{n}^{2}  - 3n + 8 \\  {4}^{2}  - 3(4) + 8 \\ 16 - 12 + 8 \\ 4 + 8 \\  = 12

Debora [2.8K]3 years ago
4 0

Answer:

12

Step-by-step explanation:

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Step-by-step explanation:

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Step-by-step explanation:

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