Inequalities
Polynomials
Linear Equations:
Systems of Linear Equations and Inequalities
Writing Linear Equations
Writing equations from word problems
1) Video- http://www.virtualnerd.com/algebra-1/algebra-foundations/word-problem-equation-writing.php
Linear Programming
1) Example word problem: https://www.educreations.com/lesson/view/linear-programming-example/30306333/?ref=app
Rational Equations:
1) Textbook style explanation- http://www.purplemath.com/modules/solvrtnl.htm
2) Video lesson- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/v/solving-rational-equations-1
3) Practice- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/e/linear_equations_4
4) Practice, advanced- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/e/solving_rational_equations_2
2) Video lesson- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/v/solving-rational-equations-1
3) Practice- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/e/linear_equations_4
4) Practice, advanced- https://www.khanacademy.org/math/algebra2/rational-expressions/solving-rational-equations/e/solving_rational_equations_2