Explain why there are no positive integer solutions to $5x + 6y= 1$.
[Hint: Sketch a graph.]
A graph of $5x+6y$ shows that in the quadrant of positive solutions, marked green, there are no integer solution.
The graph is here.
Explain why there are no positive integer solutions to $5x + 6y= 1$.
[Hint: Sketch a graph.]
A graph of $5x+6y$ shows that in the quadrant of positive solutions, marked green, there are no integer solution.
The graph is here.