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Standard X

Mathematics

General Form of a Straight Line

If x=a and y=...

Question

If x=a,and y=b is the solution of the equation 2x+y=3 and x-y=3. Find the values of a and b.

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Solution

2x+y=3 ..........(1)
x-y=3................(2)
Adding 1 and 2
3x=6
x=6/3=2
substituting in (2) we get
2-y=3
y=2-3=-1
Hence x=a=2 and y=b=-1

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If x=a,and y=b is the solution of the equation 2x+y=3 and x-y=3. Find the values of a and b. ​​​​​

2x+y=3 ..........(1) x-y=3................(2) Adding 1 and 2 3x=6 x=6/3=2 ​​​​​​substituting in (2) we get 2-y=3 y=2-3=-1 Hence x=a=2 and y=b=-1

If x=a,and y=b is the solution of the equation 2x+y=3 and x-y=3. Find the values of a and b.

2x+y=3 ..........(1)
x-y=3................(2)
Adding 1 and 2
3x=6
x=6/3=2
substituting in (2) we get
2-y=3
y=2-3=-1
Hence x=a=2 and y=b=-1