If 3 / x + 8 = 4 / 6 - x and x = - k / 2, then find the value of k
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Answered by
11
Given,
3/(x + 8) = 4/(6 - x)
or, 3 (6 - x) = 4 (x + 8)
or, 18 - 3x = 4x + 32
or, 4x + 3x = 18 - 32
or, 7x = - 14
or, x = - 14/7
or, - k/2 = - 14/7, since x = - k/2
or, k/2 = 2
or, k = 2 × 2
or, k = 4
Therefore, the value of k is .
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eijazh12:
Thanks
Answered by
5
Heya !!!
Given that X = -K/2 -------(1)
And,
3/ X +8 = 4/6 - X
3/ X + 8 = 4 / 6 - X
3 ( 6 - X) = 4 ( X+8)
18 - 3X = 4X + 32
4X + 3X = 18 -32
7X = -14
X = -14/7
X = -2
-K /2 = -2 [ From (1) ]
- K = -4
K = 4.
HOPE IT WILL HELP YOU...... :-)
Given that X = -K/2 -------(1)
And,
3/ X +8 = 4/6 - X
3/ X + 8 = 4 / 6 - X
3 ( 6 - X) = 4 ( X+8)
18 - 3X = 4X + 32
4X + 3X = 18 -32
7X = -14
X = -14/7
X = -2
-K /2 = -2 [ From (1) ]
- K = -4
K = 4.
HOPE IT WILL HELP YOU...... :-)
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