Try these skills in khan...
Equations
One step equation intuition **
One step equations with addition and subtraction
One step equations with multiplication and division
Two step equations
Find the mistake in solving two step equations
Linear equation word problems
Two step equations with decimals and fractions
Testing solutions of equations using substitution **
Distributing and Factoring
Factoring algebraic expressions with the distributive property
Equivalent expressions with negative numbers and the distributive property
Like terms
Combining like terms
Combining like terms with distribution
Combining like terms with negative coefficients
Combining like terms with distribution and negative numbers
Combining like terms with rational coefficients
Writing basic expressions with variables **
Writing expressions with variables **
Interpreting linear expressions
Order of operations (substitution)
Evaluating expressions with one variable
Evaluating expressions with two variables **
Evaluating expressions with variables word problems **
Mon 3/7  Context, Equations and Models
Tues 3/8  Context, Equations and Models
Wed 3/9  Variables on both sides
Thurs 3/10  Equations Quiz  retake for Expressions Quiz
Equations
One step equation intuition **
One step equations with addition and subtraction
One step equations with multiplication and division
Two step equations
Find the mistake in solving two step equations
Linear equation word problems
Two step equations with decimals and fractions
Testing solutions of equations using substitution **
Distributing and Factoring
Factoring algebraic expressions with the distributive property
Equivalent expressions with negative numbers and the distributive property
Like terms
Combining like terms
Combining like terms with distribution
Combining like terms with negative coefficients
Combining like terms with distribution and negative numbers
Combining like terms with rational coefficients
Writing basic expressions with variables **
Writing expressions with variables **
Interpreting linear expressions
Order of operations (substitution)
Evaluating expressions with one variable
Evaluating expressions with two variables **
Evaluating expressions with variables word problems **
Mon 3/7  Context, Equations and Models
Tues 3/8  Context, Equations and Models
Wed 3/9  Variables on both sides
Thurs 3/10  Equations Quiz  retake for Expressions Quiz
