Determine whether the system of linear equations has one and only one solution, infinitely many solutions, or no solution. 0.3x  −  0.3y  =  0.3 −0.2x  +  0.7y  =  0.3 one and only one solutioninfinitely many solutions    no solution Find the solution, if one exists. (If there are infinitely many solutions, express x and y in terms of the parameter t. If there is no solution, enter NO SOLUTION.) (x, y) =

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