The equation visible in the image is:

$2ax + 6bx - ay - 3by$

Would you like to simplify or solve this expression, or do you need any further explanation? Feel free to specify the task!

Here are 5 related questions that might help:

1. Do you want to factor this expression completely?
2. Are you looking to solve for $x$ or $y$?
3. Should we group terms by their variables?
4. Is there a specific value for $a$ or $b$ that you need to substitute into the equation?
5. Would you like to know how to plot this equation graphically?

Tip: When simplifying expressions, always group terms with common variables or factors before factoring.