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Question
Find a point on 6x - 5y = 4 whose ordinate is twice the abscissa. [2 MARKS]
Find a point on 6x - 5y = 4 whose ordinate is twice the abscissa. [2 MARKS]
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Solution
Calculation : 1 Mark
Result : 1 Mark
Given, x=2y
Let the required point be (a, 2a)
Since it passes through the line, it will be a solution of the equation 6x – 5y = 4
Putting (a, 2a) in the equation, we get
6a – 10a = 4
-4a = 4
a = -1
The required point is (-1, -2)
Calculation : 1 Mark
Result : 1 Mark
Given, x=2y
Let the required point be (a, 2a)
Since it passes through the line, it will be a solution of the equation 6x – 5y = 4
Putting (a, 2a) in the equation, we get
6a – 10a = 4
-4a = 4
a = -1
The required point is (-1, -2)
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