2x + 2y isn't an equation and doesn't ask any question, so there's nothing to solve,
and nothing that needs an answer.
If (2x + 2y) were equal to something, and there was another equation to go along with
that one, then it would be possible to figure out what 'x' and 'y' must be.
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2x = 2y + 3 So 2y = 2x - 3 and y = x - 1.5 It is not possible to solve a single linear equation in two variables, other than to express one variable in terms of the other.
many solutions
A single linear equation in two variables cannot be solved.
6x-2y
y=16 x= -4