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ra1l [238]
3 years ago
13

Add and simplify

Mathematics
1 answer:
Crazy boy [7]3 years ago
8 0

Answer:

5x^2-x-4

Step-by-step explanation:

Combine the terms.

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If B is the midpoint of AC and AB = 4x + 14 and BC = x + 20, determine how long AC is.
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Answer:

44 units

Step-by-step explanation:

Since B is the mid-point of AC

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= 4x+14+x+20

= 4(2) + 14 +2 +20

= 8+14+22

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