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jeka94
3 years ago
8

Olivia is making scarves. Each scarf will have 5 rectangles, and 2/5 of the rectangles will be purple. How many purple rectangle

s does she need for 3 scarves?
Mathematics
1 answer:
elena-s [515]3 years ago
7 0
Just add 2/5+2/5+2/5.

Add: 2       2        2  ----- numerators
       ---- + ---- + ----- =?                                                     
        5        5       5   ------- denominators

Add your numerators first: 2+2+2=6 

Leave your denominators alone they are all 5 so that's ok.

Your answer will be 6
                              ------
                                 5

Hope I helped:)
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20 points!! Pls help
Studentka2010 [4]

Answer:

<h3>(-4, 1)</h3>

Step-by-step explanation:

-x-3=y, therefore x = -y-3

-3x - 8y = 4

Find the value of y

Substitute the x in -3x - 8y = 4 with -y-3

We get

-3·(-y-3) - 8y = 4

3y + 9 - 8y = 4

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-5y = -5

<h3>y = 1</h3>

_______________

Find the value of x

x = -y-3

x = -1-3

<h3>x = -4</h3>

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Answer (x, y) =

<h3>(-4, 1)</h3>

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3 years ago
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What transformation transforms (a, b) to (a, −b) ​?
mash [69]

Answer:

Reflection over the x-axis

Step-by-step explanation:

The transformation rule for a reflection over the x-axis is (x, -y)

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So llike a lil bit of help here?????
dimulka [17.4K]

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they saved the same amount of money each month

Step-by-step explanation:

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Martha purchased a car for $17,500. The value of a car decreases by 7% each year.
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Answer:

y = - 400 + 700x

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Nour's altitude increased at a constant rate from the Dead Sea up to Amman.

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