mitchellalexis768 mitchellalexis768
  • 24-08-2021
  • Mathematics
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What is the value of k in the equation (k - 1)/ 15 = 15/9 ?

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Аноним Аноним
  • 24-08-2021

[tex]\\ \sf\longmapsto \dfrac{k-1}{15}=\dfrac{15}{9}[/tex]

[tex]\\ \sf\longmapsto 9(k-1)=15^2[/tex]

[tex]\\ \sf\longmapsto 9k-9=225[/tex]

[tex]\\ \sf\longmapsto 9k=225+9[/tex]

[tex]\\ \sf\longmapsto 9k=234[/tex]

[tex]\\ \sf\longmapsto k=\dfrac{234}{9}[/tex]

[tex]\\ \sf\longmapsto k=26[/tex]

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nchangcomfort48
nchangcomfort48 nchangcomfort48
  • 24-08-2021

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