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Harman [31]
3 years ago
15

А

Mathematics
1 answer:
N76 [4]3 years ago
4 0
The answe is 4.5
Here is The work shown below:

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Please help me with my math homework​
zheka24 [161]

Answer

x=45

Explanation

2x + 45 + x = 180

3x + 45 = 180

     -45      -45

3x = 135

/3       /3

x=45

8 0
3 years ago
Find the exact circumference of a circle with the given radius. 5 inches C = 2.5π in. 10π in. 25π in.
docker41 [41]
The circumference, C, of a given circle may be calculated through the equation,
         
                                   C = 2πr

where r is the radius. 

Substituting the known values from the given in this item,
                                    C = 2(π)(5 in)
                                    <em>C = 10π in</em>

Thus, the answer is this item is the second choice. 
5 0
3 years ago
1. A person owns a collection of 30 CDs, of which 5 are country music. If 2 CDs are selected at
OverLord2011 [107]

Answer:

Step-by-step explanation:

Sunflower can u please come answer my question next it says

HELP ASAP WILL GIVE BRAINLIEST PLEASE IM DESPERATE!!!!!!!

5 0
3 years ago
Read 2 more answers
The prism below is made of cubes which measure of a foot on one side. What is the volume of the prism?
timurjin [86]
Volume Of A Cube = s^3 = (1/3)^3 = 1/27

There Are 8 Cubes In A Prism.
ThereFore, The Volume Of The Prism Is 8(1/27) = 8/27 Cubic Centimeters.

Hope This Helps!
5 0
3 years ago
For what values of y does the binomial 5y−7 belong to the interval (−5, 13)?
Leni [432]
Answer:
[0.4,4]

Explanation:
The get the values of y belonging to the given interval, we will simply solve the following inequality:
-5 ≤ 5y - 7 <span>≤ 13
-5 + 7 </span>≤ 5y <span>≤ 13 + 7
2 </span>≤ 5y <span>≤ 20
2/5 </span>≤ y <span>≤ 20/5
0.4 </span>≤ y <span>≤ 4

Hope this helps :)</span>
8 0
3 years ago
Read 2 more answers
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