Question

5x-y= 4,3x-2y=1 find x and y using elimination methods

Answer 1

Answer:

multiply eq (i) by 2

equation will be

by elimination method

by subtraction

10x-2y=4

3x-2y=1

-. +. -

________

13x=3

x=3/13

by putting value of x in eq (ii)

3(3/13)-2y=1

9/13-2y=1

2y=9/13 -1

2y=-4/13

y=-2/13

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