Question 403600
2x + 5y= 16..............1
5x - 2y=11...............2

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multiply (1) by 2 & (2) by 5

we get
4x+10y=32
25x-10y=55

add them
29x=87
/29
x=3
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plug value of x in (1)
2x+5y=16
2*3+5y=16
6+5y=16
5y=10
/5
y=2