Advertisements
Advertisements
प्रश्न
Solve the following equation and check your result:
`x = 4/5 (x + 10)`
Advertisements
उत्तर
`x = 4/5 (x + 10)`
Multiplying both sides by 5, we obtain
5x = 4(x + 10)
5x = 4x + 40
Transposing 4x to L.H.S, we obtain
5x − 4x = 40
x = 40
L.H.S = x = 40
R.H.S = `4/5 (x + 10`)
= `4/5 (40 + 10)`
=`4/5 xx 50`
= 40
L.H.S. = R.H.S.
Hence, the result obtained above is correct.
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:
5x + 9 = 5 + 3x
Solve the following equation and check your result:
`3m = 5m - 8/5`
Solve the following:
`(2x - 3)/(4x + 5) = 1/3`
Solve the following:
`8/x = 5/(x - 1)`
Solve the following:
`(5(1 - x) + 3(1 + x))/(1 - 2x) = 8`
Solve the following:
0.4(3x – 1) = 0.5x + 1
Solve the following:
8x – 7 – 3x = 6x – 2x – 3
Solve the following:
`(2x - 1)/5 = (3x + 1)/3`
Solve the following:
`(3x + 2)/(2x - 3) = - 3/4`
