naviacardona2005 naviacardona2005
  • 15-07-2019
  • Mathematics
contestada

Need help in number 22. Thanks for helping

Need help in number 22 Thanks for helping class=

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Аноним Аноним
  • 15-07-2019

3/15=2/n

Multiply up and down

3*n, 15*2= 3n and 30

Divide by 3 for 3n and 30

3n/3=30/3

n=10

Check answer by using substitution method

3/15=2/n

3/15=2/10

Reduce  by 3 for 3/15, Reduce  by 2 for 2/10

3/15=1/5

2/10= 1/5

Answer is n=10- G

Answer Link
kaylee8884
kaylee8884 kaylee8884
  • 15-07-2019
n=10

You have to cross multiply
Answer Link

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