UNIT

4

4.7: Substitute to Solve Story Problems

Students solve a system of two linear equations in two variables algebraically and are able to interpret the answer graphically. ~~Students are able to solve a system of two linear inequalities in two variables and sketch the solution sets~~.

DECONSTRUCTION

OBJECTIVES

KEY VOCABULARY

STAR ITEMS

TAKE A QUIZ

Students will be able to use substitution to solve a system of linear equations.

SOLVE

VARIABLE

LINEAR

SYSTEM OF EQUATIONS

SUBSTITUTION

SKETCH

SYSTEM OF INEQUALITIES

GRAPHICAL INTERPRETATION

SOLUTION

INTERSECTION

COORDINATE

GUESS-AND-CHECK