Three pet rabbits cost £$$19.70$$.  The second rabbit costs £$$2$$ more than the first.  The third rabbit costs $$80\text{p}$$ less than the second.  What is the cost of the first rabbit? 
Overseas Competition->Knowledge Point->Word Problem Modules->Questions Involving Sum, Difference and Multiples->Problems Involving Sum and Difference->Sum and Differences Problems with multiple Variables