### old MATH-067

 BEFORE you start, it might be a good idea to read about the Khan Academy and MathTV.The links below will take you to videos and exercises relating to the content in MATH-067.LINEAR EQUATIONS    Writing Linear Equations          Writing Linear Equations - 3 Methods (dak721)        MathTV > Algebra > Linear Equations in Two Variables > Equation of a Line         Slope-Intercept Form (13evilshenanigans)         Writing Equations worksheet    Solving Systems of Linear Equations        Solving by Graphing (marcwhitaker)        MathTV > Algebra > Systems of Equations > Solving by Graphing        Solving by Substitution (PatrickJMT)         MathTV > Algebra > Systems of Equations > Solving by Substitution(PatrickJMT)         MathTV > Algebra > Systems of Equations > Solving by Addition (Elimination)        MathTV > Algebra > Systems of Equations > Applications (Word Problems) worksheet        Mixed-Type Word Problems worksheet        More Word Problems worksheet        Mixture Word Problems worksheet        Distance-Rate-Time Word Problems worksheet            EXPONENTS    Simplifying expressions with involving exponents        Exponent Rules (angiewvc)        Simplifying Exponential Expressions 1 (quotient rule)  (robichaudd)        Simplifying Exponential Expressions 2 (power & quotient rules)  (robichaudd)        Simplifying Exponential Expressions 3 (power rule w/negative base)  (robichaudd)        Simplifying Exponential Expressions 4 (mixed properties) (robichaudd)        MathTV > Algebra > Exponents > Definitions and Properties, Multiplication, Division        Properties of Exponents 1 worksheet        Properties of Exponents 2 worksheetPOLYNOMIALS    Adding, subtracting, dividing and factoring polynomials        Adding and Subtracting Polynomials (derekowens)        MathTV > Algebra > Polynomials  > Addition and Subtraction of Polynomials        Dividing a Polynomial by a Monomial  (densmath)        MathTV > Algebra > Polynomials  > Dividing a Polynomial by a Monomials        Dividing a Polynomial by a Polynomial (MathMeeting)        Dividing a Polynomial by a Polynomial, short example (drh365)        MathTV > Algebra > Polynomials  > Dividing a Polynomial by a Polynomial        Factor a Polynomial Using the Greatest Common Factor  (PatrickJMT)         Adding and Subtracting Polynomials worksheet        Dividing a Polynomial by a Polynomial worksheet        Finding the Greatest Common Factor worksheet        Factoring Quadratics        Factoring by Grouping (PatrickJMT)         Factoring Standard Quadratics (mahalo)        MathTV > Algebra > Factoring > Trinomials with a = 1        Factoring with the AC Method (MrCaryMath)        Factoring with the AC Method, a slightly more complex example (MrCaryMath)        Factoring the Difference of Squares (PatrickJMT)         Factoring the Difference of Squares, more examples (PatrickJMT)         Factoring by Grouping worksheet        GCF and Factor by Grouping worksheet        Factoring Quadratics in Standard Form worksheet        Factoring Quadratics with the AC Method worksheet        Factoring Special Case Quadratics worksheetRADICAL EXPRESSIONS        Multiplication and Division Properties of Radicals (UrbConEducation)        Adding and Subtracting Radicals (waszel)        Rationalizing the Denominator (dak721) worksheet worksheet worksheet        Multiplying Radical Expressions worksheet        Rationalizing the Denominator worksheetPYTHAGOREAN THEOREM        Pythagorean Theorem (PatrickJMT)         The Distance Formula (PatrickJMT)         Distance Formula (KhanAcademy)        The Midpoint Formula (PatrickJMT)         Midpoint Formula (KhanAcademy)        The Pythagorean Theorem worksheet        The Distance Formula worksheet        The Midpoint Formula worksheetRATIO, PROPORTION, DIRECT AND INVERSE VARIATION        Triangle Proportion Problems (dek2635)        Proportion Word Problems 1 (videosbyjulieharland)        Proportion Word Problems 2 (videosbyjulieharland)        Direct Variation (yaymath)        Direct and Inverse Variation (bullcleo1)        Solving Proportions worksheet        Similar Figure Word Problems worksheet        Direct and inverse Variation worksheet (sorry, no answers)