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d1i1m1o1n [39]
3 years ago
7

2. Solve 9 = 1 + 8x – 8. A. x = 2 B. x = 10

Mathematics
2 answers:
My name is Ann [436]3 years ago
8 0
A. X=2
Combine like terms 9=-7+8x
Add 7 to both sides 16=8x
Divide 8 from both sides x=2
Gnesinka [82]3 years ago
6 0
9 = -7 + 8x
add 7
16 = 8x
x = 2
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If jon had 2,881 and tia had 4,163 how much more money tia has then jon
Sidana [21]

Answer:

Tia has $1,282 more than Jon

Step-by-step explanation:

4,163-2881 = 1282

Tia has $1,282 more than Jon

3 0
3 years ago
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4. Type of data that is given as individual data points.
IrinaVladis [17]

Answer:

Ungrouped

Step-by-step explanation:

Data given as individual data points are usually called Ungrouped data, this is because the data given is raw and not arranged in intervals to form a group of data. This data are usually worked on without having to work with the class size or the midpoint of the intervals. Examples of Ungrouped data could be given as a list of values such as :

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7 0
3 years ago
There is a total of $39.55. There are 3 times as many dimes as nickels, how many of each coin type was collected ?
katovenus [111]

Number of dimes collected is 339 and number of nickels collected is 113

<em><u>Solution:</u></em>

Given that There is a total of $39.55

There are 3 times as many dimes as nickels

To find: Number of dimes and nickels collected

Let "d" be the number of dimes collected

Let "n" be the number of nickels collected

We know that,

1 dime = $ 0.10

1 nickel = $ 0.05

From given information,

There are 3 times as many dimes as nickels

So, we get

Number of dimes = 3(number of nickels)

d = 3n

Given that there is total of $ 39.55

number of dimes collected x value of 1 dime + number of nickels collected x value of 1 nickel =  $ 39.55

3n \times 0.10 + n \times 0.05 = 39.55\\\\0.3n + 0.05n = 39.55\\\\0.35n = 39.55\\\\n = \frac{39.55}{0.35}\\\\n = 113

Substitute n = 113 in d = 3n

d = 3(113) = 339

<em><u>Summarizing the results:</u></em>

number of dimes collected = 339

number of nickels collected = 113

4 0
3 years ago
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storchak [24]
The answer will be 6(3)-4-32
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3 years ago
Find the area of the circle. round your answer to the nearest hundredth<br> radius= 2cm
tankabanditka [31]

Answer:

12.57cm

Step-by-step explanation:

Formula : Pi×r²

pi×2²=4pi=12.56637061

rounded : 12.57cm

3 0
3 years ago
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