4.2 Simultaneous equations by substitution

Objectives:

Students will be able to

  • use algebraic substitution to solve simultaneous equations,
  • solve applications on systems of linear equations using substitution.

Video Lecture:

PowerPoint Presentation

Example in p. 89, 90 in LB

Exercise 4.2 no. 9

Answers

HW: No. 9,10 in P. 62 in WB