# How to determine if y=4x+1 is equation defines y as a function of x?

In the equation y=4x+1, y is a dependent variable where x is an independent variable. Value of x determines value of y. For each value of x, there will be a value of y. Just put various values for x to get respective y values.
Q&A Related to "How to determine if y=4x+1 is equation defines..."
 An infinite number of points... However, one point is http://wiki.answers.com/Q/Which_point_lies_on_the_...
 -4x + 4y = 1 http://wiki.answers.com/Q/What_is_the_equation_for...
 Do you mean 4x-y-1 = 0 then it is: y = 4x-1 http://wiki.answers.com/Q/What_is_the_slope_interc...
 Since there are two variables involved ... 'x' and 'y' ... a solution requires two equations. That's why the collection of equations is called a "system" of them. So far http://wiki.answers.com/Q/What_is_the_solution_of_...
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