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Lyrx [107]
3 years ago
8

1 5 y + 8 − 4 5 = 9 10 y − 9 20

Mathematics
1 answer:
emmainna [20.7K]3 years ago
7 0

Answer:

y ≈  .98   i hope this helps :)

Step-by-step explanation:

given equation   15y + 8 - 45 = 910y - 920

simplify the equation   15y - 37 = 910y - 920

subtract 15y from both sides   -37 = 895y - 920

add 920 to both sides   883 = 895y

divide both sides by 895   .98 ≈ y

y ≈  .98

0.98659217877

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Solve the equation,<br> 35=J/5
klasskru [66]

Answer:

j = 175

Step-by-step explanation:

Step 1: Write equation

35 = j/5

Step 2: Multiply both sides by 5

35(5) = j/5(5)

175 = j

Step 3: Rewrite

j = 175

4 0
3 years ago
Every student in the senior class is taking history or science and 85 of them are taking both. If there are 106 seniors taking h
MissTica

Number of students in senior class is 130

<em><u>Solution:</u></em>

Given that Every student in the senior class is taking history or science

85 of them taking both history and science

106 seniors takes history

109 seniors takes science

To find: number of students in senior class

Let A be the set of the students of the senior class that take history

Let B be the set of students of senior class that they science

The number of students in senior class is given by:

|A \cup B|=|A|+|B|-|A \cap B|

Where,

A = 106 and B = 109 and |A n B| = 85

|A \cup B|=106+109-85=130

Thus number of students in senior class is 130

5 0
4 years ago
Lin needs to save up $20 for a new game. How much money does she have if she has saved 25% of her goal?
ira [324]
The answer is 5$
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2 years ago
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the number of people who own computers has increased by 23.2 percent annually since 1990. if half a million people owned a compu
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There would be at least 92 million people who will own a computer in 2015.

I don't know how to make a function out of a percentage, that is why I used excel to compute annual population.

YEAR     POPULATION   Increase of previous years population
<span><span><span>1990 <span>         500,000 
</span> </span> <span> 1991 <span>         616,000 </span><span>        1.232
</span> </span> <span> 1992 <span>         758,912 </span><span>        1.232
</span> </span> <span> 1993 <span>         934,978 </span> <span>        1.232
</span> </span> <span> 1994 <span>     1,151,894 </span><span>        1.232
</span> </span> <span> 1995 <span>     1,419,134 </span><span>        1.232
</span> </span> <span> 1996 <span>     1,748,373 </span><span>        1.232
</span> </span> <span> 1997 <span>     2,153,996 </span><span>        1.232
</span> </span> <span> 1998 <span>     2,653,723 </span><span>        1.232
</span> </span> <span> 1999 <span>     3,269,387 </span><span>        1.232
</span> </span> <span> 2000 <span>     4,027,885 </span><span>        1.232
</span> </span> <span> 2001 <span>     4,962,354 </span><span>        1.232
</span> </span> <span> 2002 <span>     6,113,620 </span><span>        1.232
</span> </span> <span> 2003 <span>     7,531,980 </span><span>        1.232
</span> </span> <span> 2004 <span>     9,279,400 </span><span>        1.232
</span> </span> <span> 2005 <span>   11,432,221 </span><span>        1.232
</span> </span> <span> 2006 <span>   14,084,496 </span><span>        1.232
</span> </span> <span> 2007 <span>   17,352,099 </span><span>        1.232
</span> </span> <span> 2008 <span>   21,377,786 </span><span>        1.232
</span> </span> <span> 2009 <span>   26,337,433 </span><span>        1.232
</span> </span> <span> 2010 <span>   32,447,718 </span><span>        1.232
</span> </span> <span> 2011 <span>   39,975,588 </span><span>        1.232
</span> </span> <span> 2012 <span>   49,249,925 </span><span>        1.232
</span> </span> <span> 2013 <span>   60,675,908 </span><span>        1.232
</span> </span> <span> 2014 <span>   74,752,718 </span><span>        1.232
</span> </span> <span> 2015 <span>   92,095,349 </span><span>       </span></span></span></span>
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3 years ago
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Step-by-step explanation:

3 0
2 years ago
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