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Diano4ka-milaya [45]
3 years ago
8

Help pls

Mathematics
2 answers:
rjkz [21]3 years ago
8 0

Answer:

b they are both solution

tia_tia [17]3 years ago
6 0
I think it’s B hope that helped
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MariettaO [177]
<h2>Answer:  x² - 15x + 56</h2>

<h3>Step-by-step explanation:</h3>

To expand the brackets, each term in the first bracket must be multiplied by each term in the second bracket and then simplified:

(x-8) (x-7) = (x × x) - (7 × x) - (8 × x) + (8×7)

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7 0
3 years ago
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Liza's cousin Marie bought her a ring for 250 euros in France. Liza wants to pay Marie for it in U.S. dollars. If the foreign ex
EleoNora [17]

Answer:

416.67 dollars

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the exchange rate between U.S. dollar and euro is given as

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cross-multiplying both side

1 x 1 U.S. dollar = 0.6 x 1 euro

1 U.S. dollar = 0.6 euro

multiplying both side by 10

10 U.S. dollar = 0.6 x 10 euro

10 U.S. dollar = 6 euro

dividing both side by "6"

10 U.S. dollar/6 = 6 euro/6

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the ring was bought for 250 euros , we need to convert 250 euros in dollars.

multiplying both side by 250

250 x 1 euro = (250 x 10/6) U.S. dollar

250 euro = 416.67 U.S. dollar

so liza should pay 416.67 U.S. dollar to marie.

4 0
3 years ago
Plzzzzzzzzzzzzzzzzz help
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Answer:

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Step-by-step explanation:

Easy way:

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3 years ago
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igor_vitrenko [27]

9514 1404 393

Answer:

  16

Step-by-step explanation:

The altitude of the triangle is 12/21 = 4/7 of the marked side. If we assume that the marked sides are the ones that are corresponding, then ...

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2 years ago
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Use the formula  (\frac{b}{2})^2  

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