Since the term 6 has two variables, the equation cannot be written in the form Ax + By = C. Therefore, this is not a linear equation.
The equation 6xy + 3x = 4 is not a linear equation.
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has two variables, the equation cannot be written in the form Ax + By = C. Therefore, this is not a linear equation. ![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")