SIMPLE ALGEBRA AND GEOMETRY FOR ECONOMICS STUDENTS - OPTIONAL

• Simple Equations (11:06)
  http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/v/simple-equations
• Solving One-Step Equations (1:54)
  http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/v/solving-one-step-equations
• Solving One-Step Equations 2 (2:23)
• Practice: http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/e/linear_equations_1
• Solving One-Step Equations 2 (2:23)
  http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/basic-equation-practice/v/solving-one-step-equations-2
• Solving Ax + B = C (8:41)
  http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/basic-equation-practice/v/equations-2
• Area and Perimeter (12:20)
  http://www.khanacademy.org/math/geometry/basic-geometry/v/area-and-perimeter

Simple Equations (11:06)
http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/v/simple-equations

• 7x = 14 (very elementary)
• 3x = 15 (starting at 6:00; a good place to start)
• 2y + 4y = 18

Solving One-Step Equations (1:54)
http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/v/solving-one-step-equations

• a + 5 = 54; solve for a and check your solution

Solving One-Step Equations 2 (2:23)
http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/basic-equation-practice/v/solving-one-step-equations-2

• x/3 = 14; solve for x and check your solution

Solving Ax + B = C (8:41)
http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/basic-equation-practice/v/equations-2

• 3x + 5 = 17 (very elementary)
• 7x - 2 = -10 (starting at 5:20)

Area and Perimeter (12:20)
http://www.khanacademy.org/math/geometry/basic-geometry/v/area-and-perimeter

• area of a square
  (very elementary; he does make an adding error!)

• area of a rectangle (begins at 5:00)
  

• area of a right triangle (begins at 6:44)
  

• area of a triangle (begins at 10:06)