(e) 4x = y - 5;y= 2x + 1
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☜☆☞heya. mate☜☆☞
4x-y=-5 × 2---------1)
2x-y=-1 × 4--------2)
8x -2y=-10
8x-4y=-4
- + +
--------------
2y=-6
y=-3
4x-3=-5
4x=-5+3
x=-1/2
hope it helps you
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