Question 201832
x=2y+14
x+y-9=14
x=y=14+9
x+y=23
x=-y+23 multiply by 2 & add these 2 equations.
x=2y+14
2x=-2y+46
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3x=60
x=60/3
x=20 ans.
20=2y+14
20-14=2y
2y=6
y=6/2
y=3 ans.