GRE General Test: QR-281776 GRE Quantitative Reasoning

Rachel, David, and Kristen decide to pool their money to buy a video game system. David contributes 4 dollars more than twice what Kristen does, and Kristen contributes 3 dollars less than Rachel does. If Rachel contributes r dollars, then, in terms of r, how much does David contribute?
Select one of the following answer choices