draw the graph on linear equation X + 2 Y equal 8 find the point on the graph where a abiscca is twice the value of ordinate
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9th
Maths
Linear Equations in Two Variable
Solution of Linear Equations in Two Variables
Determine the point on the ...
MATHS
Determine the point on the graph of the linear equation 2x+5y=19, whose ordinate is 1
2
1
times its abscissa.
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ANSWER
Let the abscissa be a
Then ordinate =
2a
3
New coordinates of point is (a,
2a
3
)
Given that is a point on line 2x+5y=19
now
2(a)+5(
2a
3
)=19
2a+
2
15a
=19
4a+15a=38
19a=38
a=2
∴ abscissa =2
ordinate =
2
3(2)
=3
∴ the required point(2,3)
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