Question 179508
 -5y+2x=4 --> -15y+6x=12 (x3)
-0.02y+0.03x=0.04 --> -4y+6x=8 (x200)
-15y+6x=12
-4y +6x=8  Subtract
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-11y = 4
y = -4/11  yyyyyyyyyyyyyyyyy
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-5y+2x=4
-5(-4/11) + 2x = 4
20/11 + 2x = 4
2x = 24/11
x = 12/11  xxxxxxxxxxxxxxxx