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bogdanovich [222]
3 years ago
13

Help solve these problems

Mathematics
1 answer:
marissa [1.9K]3 years ago
4 0

Answer:

Step-by-step explanation:

Expression;  coefficient, variable; constant; substitute, though I think it should be substitute 7 for x, not 3 for x; and simplify

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nadezda [96]

Answer:

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Step-by-step explanation: Hope this helps and good luck :))

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Answer: it’s C

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