Dr. J's Maths.com
Where the techniques of Maths
are explained in simple terms.

Algebra - Equations.
Main page.

• Algebra & Number
  • Main Algebra page
  • Equations
    • Blood alcohol (BAC)
  • Factorisation
  • Indices
  • Fractions - algebraic
  • Absolute values
  • Inequalities
  • Irrationals
• Calculus
  • Differentiation
    • Main page
    • Max-min questions
    • Implicit differentiation
  • Integration
    • Main page
    • Approximation methods
    • Areas
    • Volumes
    • Reverse Chain Rule
  • Applics to physical world
  • Historical development
• Financial Maths
  • Main Finance page
  • Earning money & Tax
  • Standard Investments & Loans
  • Series
  • Series - Annuities & Loans
• Functions & Quadratics
  • Main page
  • Characteristics
  • Transformations
  • Linear fns
  • Quadratics
  • Exponential
    • Main page
  • Hyperbola
  • Logarithmic
    • Main page
  • Trigonometric
    • Main page
  • Parametric
  • Inverse functions
    • Inverse fns
    • Inverse trig fns.
• Geometry
  • Parallel lines
  • Triangles
    • Types
    • Congruence
    • Similarity
  • Pythagoras' Theorem
  • Quadrilaterals
  • Circles
    • Arc length, sectors etc
• Measurement
  • Errors of measurement
  • Perimeter & area
  • Surface area & volume
  • Energy and mass
    • Units
    • Food & exercise
    • Electricity
  • Time
    • UTC, GMT & IDL
• Networks & Graphs
• Probability & Statistics
  • Probability main page
  • Data presentation
  • Descriptive statistics
    • Main page
    • Calculator use
  • Probability distributions
  • Normal distribution
  • Binomial distribution
• Trigonometry
  • Measuring angles
    • Main page
  • Equations & identities
  • Graphing trig functions
  • Calculus and trig functions
  • Inverse trig fns
• Maths & beyond
  • Bibliography
  • Maths humour
• Index

 

Elementary equations.
	Basic equations - Test Yourself 1.
	Basic equations - Test Yourself 1 - Solutions.
	Basic equations -Test Yourself 2.
	Basic equations - Test Yourself 2 - Solutions.
Solving equations using simple factorisation.	Factorising equations - Test Yourself 1.
	Factorising equations - Test Yourself 1 - Solutions.
	Factorising equations - Test Yourself 2.
	Factorising equations - Test Yourself 2 - Solutions.
Absolute value equations.	See Algebra - Main page - Absolute Values.
Quadratics - all about them.	See Quadratics - Main page.
Simultaneous equations.	See Simultaneous Equations - Main Page.
Solving equations based on word problems.	Basic strategy.
	Word equations -Test Yourself 1.
	Word equations - Test Yourself 1 - Solutions.