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Stels [109]
3 years ago
13

Laura bought a notebook and a pencil for $4.50. The notebook cost twice the amount of the pencil. On your worksheet, solve the q

uestion and write your answer below. . How much was the pencil and how much was the notebook
Mathematics
2 answers:
inysia [295]3 years ago
7 0

Answer:

Pencil: $1.50

Notebook: $3

Step-by-step explanation:

n = cost of notebook

p = cost of pencil

n + p = 4.5

n = 2p

substitute n into the first equation

2p + p = 4.5

3p = 4.5

p = 1.5

n = 2p

n = 2(1.5)

n = 3

horsena [70]3 years ago
4 0

Answer:

n+p=4.50

n=2p

2p+p=4.5

2p=4.5

p=$1.5

n=$3

Step-by-step explanation:

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Aloiza [94]

Answer:

-8 < 8

Step-by-step explanation:

(-8) is smaller than 8...because for a value to be bigger...it has to be ahead of the other value(that its being compared to)...going in the positive direction of the numberline

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4 years ago
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Lisa [10]


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3 years ago
A sumo wrestling ring is circular and has a circumference of 4.6\pi \text{ meters}4.6π meters4, point, 6, pi, start text, space,
Zina [86]

Answer:

The area of the wrestling ring is 5.29π m^2

Step-by-step explanation:

A sumo wrestling ring is circular and has a circumference of 4.6π meters.

To find its area, we need to first find its radius.

The circumference of a circle is given as:

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4.6\pi = 2\pi r\\r = 4.6 /2 = 2.3m

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A = \pi r^2

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3 years ago
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storchak [24]

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Step-by-step explanation:

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3 years ago
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