9-5 and 9-7 problems (algebra sheet help)

9-5 How to translate English into a system of equations

9-6 how to solve wind/current problems

9-7 puzzle problems example 1
9-7 puzzle problems example 2
9-7 puzzle problems example 3 

The assignment is page p. 432 3 - 33 mult. of 3 (Written Exercises) AND

p. 434 1 - 11 odd