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Karo-lina-s [1.5K]
3 years ago
15

50 points!!! If your good at math please help! :) will give brainlest

Mathematics
1 answer:
Karolina [17]3 years ago
3 0

Answer:

y=3x or x=y/3

Step-by-step explanation:

81, y divided by 3 is equal to 27.

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Can someone plz help me with this problem I’m very frustrated
Artyom0805 [142]
In a circle, the degree measure of an arc is the same as the measure of the central angle that intercepts it.

A full circle is 360 degrees.

Add all the measures and set equal to 360 degrees.

One angle measure is not given, but that angle has a mark and another angle has the same mark, so the angle whose measure is not give also measures -9x - 3.

-9x - 3 + x + 107 + (-6x + 8) + (-9x - 3) + (-13x - 1) = 360

-9x - 3 + x + 107 - 6x + 8 - 9x - 3 - 13x - 1 = 360

-36x + 108 = 360

-36x = 252

x = 252/(-36)

x = -7
4 0
3 years ago
What is the solution to the rational equation x over 2x minus 1 plus 1 over 4 equals 2 over 2x minus 1
weeeeeb [17]

Answer:

the solution of given rational equation is x= 3/2

Step-by-step explanation:

\frac{x}{2x-1}+\frac{1}{4} = \frac{2}{2x-1}

We need to solve the above rational equation and find value of x

Finding LCM of 4 and (2x-1) we get 4(2x-1).

Multiplying 4(2x-1) on both sides of equation and solving

\frac{x}{2x-1}*4(2x-1)+\frac{1}{4}*4(2x-1) = \frac{2}{2x-1}*4(2x-1)\\4x+2x-1=8\\6x-1=8\\6x=8+1\\6x=9\\x=9/6\\x=3/2

So, the solution of given rational equation is x= 3/2

6 0
4 years ago
How to do 1.08 times 10 to tje negative3
Basile [38]
*Note: this is actually an example of what you would call scientific notation.

To solve this, let's apply this method to a simpler method. When you multiply 13 by 10, you get 130 right? And when you multiply 13 by 10 to the power of 2, you get 1300 right? The exponent is the amount of zeroes you add after the factor. If the exponent is negative, you simply subtract the amount of zeroes. If there are no zeroes at the end, then you move the decimal however many times to the left. 

Therefore, 1.08 x 10 to the power of negative 3 would be 0.00108. The decimal was moved 3 places to the left. Hope this helps!
7 0
4 years ago
Alexa is ordering a taxi from an online taxi service. The taxi charges $4 just for the pickup and then an additional $1.25 per m
Sophie [7]

Answer:

15.25

Step-by-step explanation:

I hope that helps please don't report I tried my best

7 0
3 years ago
Read 2 more answers
3 cm
Gekata [30.6K]

Answer:

check my explanation

Step-by-step explanation:

yes it is c.

by adding the ones on screen

it is option C

6 0
3 years ago
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