Advertisements
Advertisements
प्रश्न
Solve the following:
`8/x = 5/(x - 1)`
Advertisements
उत्तर
Given, `8/x = 5/(x - 1)`
⇒ 8(x – 1) = 5x ...[By cross-multiplication]
⇒ 8x – 8 = 5x
⇒ 8x – 5x = 8 ...[Transposing 5x to LHS and – 8 to RHS]
⇒ 3x = 8
⇒ `(3x)/3 = 8/3` ...[Dividing both sides by 3]
∴ `x = 8/3`
APPEARS IN
संबंधित प्रश्न
The perimeter of a rectangular swimming pool is 154 m. Its length is 2 m more than twice its breadth. What are the length and the breadth of the pool?
Solve the following equation and check your result:
2x − 1 = 14 − x
Solve the following equation and check your result:
`x = 4/5 (x + 10)`
On subtracting 8 from x, the result is 2. The value of x is ______.
If 6x = 18, then 18x = 54
Two numbers differ by 40, when each number is increased by 8, the bigger becomes thrice the lesser number. If one number is x, then the other number is (40 – x).
Solve the following:
4t – 3 – (3t + 1) = 5t – 4
Solve the following:
`1/2(x + 1) + 1/3(x - 1) = 5/12(x - 2)`
Solve the following:
`3x - (x - 2)/3 = 4 - (x - 1)/4`
Find a number whose fifth part increased by 30 is equal to its fourth part decreased by 30.
