YOU MUST WRITE OUT EQUATIONS AND SOLVE EACH SHOWING WORK. TURN IN PAPER AT THE END OF THE PERIOD!
Equations writing:
Video & practice problems
http://studyjams.scholastic.com/studyjams/jams/math/algebra/acreating-equations.htm
Just video
http://www.virtualnerd.com/algebra-1/algebra-foundations/word-problem-equation-writing.php
http://www.youtube.com/watch?v=EeejNiyn5Cc
http://www.youtube.com/watch?v=Gh53azQxU6M
http://www.youtube.com/watch?v=me_WNQ7Ix_8
http://www.brightstorm.com/math/algebra/word-problems-using-systems-of-equations/
Scroll down for practice problems
http://www.algebralab.org/lessons/lesson.aspx?file=Algebra_OneVariableWritingEquations.xml
Linear equations & one variable first degree equations (click on the link)
http://www.algebralab.org/Word/Word.aspx
Multiple choice / matching practice writing equations
http://www.ixl.com/math/grade-5/write-equations-to-represent-word-problems
http://www.math.com/school/subject2/practice/S2U1L3/S2U1L3Pract.html
http://www.shmoop.com/linear-equation-systems/quiz-3.html (systems)
http://www.mathgoodies.com/lessons/vol7/equations.html
Systems of linear equations
http://www.shmoop.com/linear-equation-systems/solving-word-problems-exercises.html
http://www.shmoop.com/linear-equation-systems/word-problems-two-lines-exercises.html
http://www.shmoop.com/linear-equation-systems/translating-word-problems-exercises.html
http://www.shmoop.com/linear-equation-systems/solving-word-problems-equation-systems-exercises.html
http://www.regentsprep.org/Regents/math/ALGEBRA/AE3/PracWord.htm
http://www.onemathematicalcat.org/Math/Algebra_II_obj/simple_word_probs.htm#exercises
http://www.onemathematicalcat.org/Math/Algebra_II_obj/simple_word_probs.htm -- explains how to solve