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Ket [755]
3 years ago
13

A rectangle has a perimeter of 34 cm. It’s length is 5 more than twice it’s width.Write and solve a system of equations to find

the length of the rectangle
Mathematics
1 answer:
Aloiza [94]3 years ago
6 0

Answer:

Length = 13 cm

Step-by-step explanation:

Length (L) = 2 x Width (W) + 5

2 x (L + W) = 34

2 x (2W + 5 + W) = 34

6W + 10 = 34

6W = 34-10 = 24

W=4

L = 13

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aev [14]

Answer:

Q = -6

Step-by-step explanation:

To find the answer to this, you first must multiply the first function by 2:

2 x (x - 3y = 4)

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Which then means that the second function is the same. This means that to find Q you need to find the number that changed +Qy into -6:

2x - 6y = 8

2x + Qy = 8

The 2x's cancel out, and then remove the equals and the 8:

-6y = Qy

<h3>So Q must be -6</h3>
<h2>Hope this helps!</h2>
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3 years ago
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Stolb23 [73]

Answer:

6.3

Step-by-step explanation:

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7 0
3 years ago
The dimensions in a rectangle are in the ratio 3:7. if the width is 18 cm, what is the length?
MAXImum [283]

Answer:

42cm

Step-by-step explanation:

3:7

width:length

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7 0
3 years ago
What is 0.4 ÷ 1.44 I don't understand it and I need help
o-na [289]
The the answe is 3.6
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Jada has a rectangular garden that is 10 meters long and 20 meters wide. (1 meter = 39.37 inches) how long is the garden measure
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I think the answer is if you multiply. 10m X 20w= 200, now if you devide 39.37 in 200 is equal to 5.08in
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