Solve: 1/10 - 7/"X" = 35 - Mathematics

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Sum

Solve: `1/10 - 7/"x" = 35`

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Solution

`1/10 - 7/"x" = 35`

 

`(-7)/"x" = 35 - 1/10`

 

`=> (-7)/"x" = (35 xx 10)/(1 xx 10) - (1 xx 1)/(10 xx 1)`

 

`=> (-7)/"x" = (350 - 1)/10`

 

`=> 1/"x" = (350 - 1)/(10 xx (-7))`

 

`=> "x" = 349/(-70) = (-70)/349`

Concept: Solving Linear Inequations
  Is there an error in this question or solution?
Chapter 14: Linear Equations in one Variable - Exercise 14 (C) [Page 169]

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 14 Linear Equations in one Variable
Exercise 14 (C) | Q 1.04 | Page 169

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