Advertisements
Advertisements
प्रश्न
Solve the following equation and check your result:
3x = 2x + 18
Advertisements
उत्तर
3x = 2x + 18
On transposing 2x to L.H.S, we obtain
3x − 2x = 18
x = 18
Checking:
L.H.S = 3x = 3 × 18 = 54
R.H.S = 2x + 18
= 2 × 18 + 18
= 36 + 18
= 54
L.H.S. = R.H.S.
Hence, the result obtained above is correct.
APPEARS IN
संबंधित प्रश्न
If you subtract `1/2` from a number and multiply the result by `1/2`, you get `1/8`. What is the number?
Solve the following equation and check your result:
4z + 3 = 6 + 2z
Solve: 5x + `7/2 = 3/2x` - 14
9 is subtracted from the product of p and 4, the result is 11. The value of p is ______.
If 6x = 18, then 18x = 54
Solve the following:
10x – 5 – 7x = 5x + 15 – 8
Solve the following:
`(3t + 5)/4 - 1 = (4t - 3)/5`
Solve the following:
`(3x + 2)/(2x - 3) = - 3/4`
Solve the following:
`(3t - 2)/3 + (2t + 3)/2 = t + 7/6`
Find a number whose fifth part increased by 30 is equal to its fourth part decreased by 30.
