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Dima020 [189]
3 years ago
10

Help with these two and explain

Mathematics
1 answer:
Inessa [10]3 years ago
3 0
Area of rectangle : A = LW

19. A = 3p^4 * p^2 = 3p^6 (when multiplying exponents with the same base, u add the exponents)

20. A = 7z^5 * 6z^3 = 42z^8 (because 7 x 6 = 42, and z^5 * z^3 = z^8)
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Answer:

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Step-by-step explanation:

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The total number of doctors is given by x.

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This means that:

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Alex made an eyeglass case and sold it for $12.00. He spent $1.29 on felt and $2.75 on a needle and thread. What was his profit?
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