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fgiga [73]
3 years ago
9

What is ​ BC ​? Enter your answer in the box.

Mathematics
2 answers:
Debora [2.8K]3 years ago
8 0
BC in math is Binary Calculator
BC in years is before Christ.

In this case, the bc is 4(5) - 2.
Brainliest please!
Ann [662]3 years ago
7 0
Since the angles at the "base" are twins, namely B and C, that simply means the segments making them, are also twins, namely AB = AC, that makes the triangle an isosceles one.

and since AB = AC, then

\bf \stackrel{AB}{8x-4}=\stackrel{AC}{5x+11}\implies 3x=15\implies x=\cfrac{15}{3}\implies x=5

and since BC is 4x - 2, then 4(5) - 2.
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John Hay, George W. Goethals,and William C. Gorgas were all involved in
Ede4ka [16]

 John Frank Stevens, William C Gorgas and George Washington Goethals 1914 (opened)The building of the 50-mile-long Panama Canal was a collosal project, joining together the Pacific and Atlantic oceans by digging away 240 million metric tons of earth through the Isthmus of Panama. Almost as big a project was sanitising the area around the canal, which was mosquito infested and home to serious diseases like Malaria and Yellow Fever.
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8 0
4 years ago
Help please !!!!!!!!!!!!!!!!
mr_godi [17]

Answer:

(12,10)

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Please Help!!! brainliest answer!
andrezito [222]
It’s c for sure bro because look at the triangle and the letter trust homie
7 0
4 years ago
a rectangular room is 7 feet wide. it is twice as long as it is wide. what is the perimeter of the room?
Fiesta28 [93]
42 because it is all of the sides have to be added up for the perimeter so the formula would be 14+14+7+7.

4 0
3 years ago
How would you solve x + 3y = 18 -3x - 12y = -75 showing all of the work
VikaD [51]

Answer:

x = -3, y = 7.

Step-by-step explanation:

 x + 3y = 18  

-3x -  12y = -75

Multiply the first equation by 3:

3x + 9y = 54

Adding the last 2 equations to eliminate x:

-3y = -21

y = 7.

Substitute y = 7 into the first equation:

x + 3(7) = 18

x + 21 = 18

x = 18 - 21

x = -3.

3 0
3 years ago
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