Advertisements
Advertisements
प्रश्न
Solve the following:
10x – 5 – 7x = 5x + 15 – 8
Advertisements
उत्तर
Given, 10x – 5 – 7x = 5x + 15 – 8
⇒ 10x – 7x – 5x = 5 + 15 – 8 ...[Transposing 5x to LHS and –5 to RHS]
⇒ –2x = 12
⇒ `(-2x)/(-2) = 12/(-2)` ...[Dividing both sides by –2]
∴ x = – 6
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
If `x/3 + 1 = 7/15`, then `x/3 = 6/15`
Solve the following:
`(5(1 - x) + 3(1 + x))/(1 - 2x) = 8`
Solve the following:
`x/5 = (x - 1)/6`
Solve the following:
4t – 3 – (3t + 1) = 5t – 4
Solve the following:
0.25(4x – 5) = 0.75x + 8
Solve the following:
`m - (m - 1)/2 = 1 - (m - 2)/3`
Find a number whose fifth part increased by 30 is equal to its fourth part decreased by 30.
If `1/2` is subtracted from a number and the difference is multiplied by 4, the result is 5. What is the number?
