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Talja [164]
2 years ago
9

If 3x + 6 = 21, what does x + 2x plus 2 equal?

Mathematics
1 answer:
Alex777 [14]2 years ago
3 0

Answer:

x+2x+2=17

Step-by-step explanation:

I'm assuming that's what you're asking, so here is the answer explanation.

3x+6=21

3x=15

Hence, x=5

Apply x=5 to x+2x=2

5+10+2

=17

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What is the domain of f(x)=1/x-3
wel

Answer:

The domain is all real numbers except x=3

Step-by-step explanation:

Assuming you mean

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3 years ago
Read 2 more answers
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3 years ago
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Answer:

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Step-by-step explanation:

2)

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So answer:

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