Math 1-Module 5- Self Assessment 5.8-5.10

When you solve a system of equations what does the solution look like?

• All the points in the shaded region on a graph

• The table

• The x- and y-intercepts

• What x =

• The point where two lines intersect

Which of the following is not a method you have studied for solving systems of equations?

• Graphing

• Elimination

• Shading

• Substitution

When solving this system of equations by substitution what would be a correct first step?

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When solving this system of equations by elimination, there are multiple correct ways you can start. Which of the following is NOT a correct first step?

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Solve the system of equations by substitution.

• (8, 0)

• (0, 8)

• (2, -18)

• (8.6, 2)

Solve the system of equations by substitution.

• (8, 0)

• (1, -7)

• (-7, 1)

• (-18, 2)

Solve the system of equations by elimination.

• (-2.5, 0)

• (-2, -2.75)

• (2, -1)

• (-1, 2)

Solve the system of equations by elimination.

• (-8, 16)

• (-9.6, 24.3)

• (6, -7)

• (0.5,-0.2)