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sammy [17]
4 years ago
13

If 7x + 5y=25 and 3x+2y= what is the value of x+y

Mathematics
1 answer:
Nostrana [21]4 years ago
5 0

Answer:

Step-by-step explanation:

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The hawk population in a county is declining at a rate of 1.4% per year. the population was 3800 in the year 2016. which answer
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After a year the population will be 98.6% (100% - 1.4%) 98.6% as a decimal is 0.986 ... so after 1 year it will be: <span>

3800 x 0.986 

after 2 years it will be: 

3800 x 0.986 x 0.986... 

after 3 years: 3800 x (0.986)^3 

<span>in 2018. And after 4 years it will be 3800 x (0.986)^4 = which is 3591.62724 or 3592</span></span>

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3 years ago
Hey can you please help me with this
Tasya [4]

x=-11

Hope this helps :T

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3 years ago
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Paladinen [302]

Answer:

I think ist 270 degrees

Step-by-step explanation:

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Arada [10]
Ok this one is easier than you might think. The line equals 180 degrees since it is a straight line, therefore you need to do 180-27 to get what y equals. Y=153
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3 years ago
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Write an equation of the line that passes through (8,1) and is perpendicular to the line 2y+4x=12.
Olegator [25]

Answer:

Step-by-step explanation:

note:when you do perpendicular lines you must change the slope to the oppisite and reciporcal

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2y-1/4x=12

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