Advertisement Remove all ads

Solve: 2/"5x" - 5/"3x" = 1/15 - Mathematics

Sum

Solve: `2/"5x" - 5/"3x" = 1/15`

Advertisement Remove all ads

Solution

`2/"5x" - 5/"3x" = 1/15`


`=> (2 xx 3)/("5x" xx 3) - (5 xx 5)/("3x" xx 5) = 1/15`


`=> (6 - 25)/"15x" = 1/15`


`=> (-19)/"15x" = 1/15`


`=> (-19)/"x" = 15/15`


`=> -19 = "x"`


∴ x = -19

  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 14 Linear Equations in one Variable
Exercise 14 (C) | Q 1.09 | Page 169
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×