If x = 1 and y = 2 of 2x + by = 8 and ax – 3y = 4 then the values ​​of a and b will be:

1
a = 10, b = 3
2
a = -2, b = 3
3
a = 2, b = -3
4
More than one of the above
5
None of the above

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