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Zarrin [17]
2 years ago
10

Answer this correctly I’ll give brainalist + 10 points

Mathematics
1 answer:
Ganezh [65]2 years ago
5 0

the sum of supplementary angles is 180 degree

therefore

x +2x = 180°

3x = 180

X = 180/3 = 60°

the value of X is 60°

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What number rounds to 3.10
Vikentia [17]

Answer:

They're many numbers

Step-by-step explanation:

3.6, 3.7, 3.8, 3.9

8 0
3 years ago
Read 2 more answers
This quiz needs a reason and an answer
Len [333]

y = -13, 13

There are two answers because you are taking the square root of a number. If we go the other way, to check our work, (-13)^2 = 169 and (13)^2 = 169.

Hope this helps! :)

7 0
2 years ago
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(9,-8) and (9,6) and determine the equation of the line.
Verdich [7]

Answer:

The answer is undefined.

Step-by-step explanation:

The x will never change, no matter what the y is, so the answer will always be undefined.

8 0
3 years ago
Jennifer edwards can subscribe to a newspaper for $99 for a year, $67 for eight months, $38 for four months, or $0.30 per day. w
mylen [45]

There are some kinds of subscription to a newspaper given. We have to find which is the best buy for it. We will find each subscription for a year and check which one is the lowest.

$99 for a year.

$67 for 8 months.

So for 1 month we will get by dividing it by 8.

We know that there are 12 months in a year.

So for 1 month = $67/8 = $8.375.

For 12 months = $(8.375)×12 = $100.5

So when the subscription is $67 for 8 months, it will take $100.5 for a year.

$38 for 4 months.

For 1 month = $38/4 = $9.5

For 12 months = $(9.5)×12 = $114

So when the subscription is $38 for 4 months, it is $114 for a year.

$0.30 per day.

We know that there are 365 days in a year.

So for 1 day = $0.30

For 365 days = $(0.30) × 365 = $109.5

So when the subscription is $0.30 per day, it is $109.5 for a year.

So the lowest is $99 for a year.

So we can say $99 for a year is the best buy.

6 0
3 years ago
After the presentation to the company CEO, Ms Grant was given q substantial raise her pay went from $18 an hour to $27.90per hou
Leona [35]

Answer:

55%

Step-by-step explanation:

In this question, the scenario is that Ms Grant made a presentation to the company that made her pay rise from $18 an hour to $27.90 an hour. We are now asked to find the percentage increase.

Mathematically, to get this, all we need to do is to subtract the old value from the new value, divided by the new value and multiplied by 100%. What we are saying here is that:

(New value - old value)/old value * 100%

(27.90 - 18)/18 * 100%

9.9/18 * 100%

That equals 990/18 = 55%

This means Ms Grant’s pay increased by 55%

4 0
3 years ago
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