HarleyQuinnLove
HarleyQuinnLove HarleyQuinnLove
  • 28-02-2015
  • Mathematics
Answered

What is the percent decrease from 60 to 39?



Answer :

naǫ
naǫ naǫ
  • 28-02-2015
x - the percent decrease

[tex]60-60x=39 \ \ \ |-60 \\ -60x=-21 \ \ \ |\div (-60) \\ x=\frac{-21}{-60} \\ \Downarrow \\ x=\frac{-21}{-60}=\frac{-21 \div (-3)}{-60 \div (-3)}=\frac{7}{20}=\frac{7 \times 5}{20 \times 5}=\frac{35}{100}=35\%[/tex]

It's a 35% decrease.
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Slushie
Slushie Slushie
  • 28-02-2015
The percent decrease from 60 to 39 is 35%
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