Algebra 1 6-1 Guided Practice: Solving Systems by Graphing

by Matthew Richardson

| 7 Questions1

2

1

5

Solve It! Two professional downhill skiers are racing at the speeds shown in the diagram. Skier 1 starts 5 s before Skier 2. The course is 5000 ft long. Will Skier 2 pass Skier 1?

Yes

No

2

10

Solve It! How do you know?

3

3

10

Problem 1 Got It?

A

B

C

D

4

4

10

Problem 2 Got It?

A

B

C

D

5

10

Problem 3 Got It? Identify the solution(s) of the system by graphing.

Be sure to include relevant graph detail: label axes, indicate units and scale on both axes, and use arrows to represent end behavior, as appropriate.

6

10

Problem 3 Got It? Identify the solution(s) of the system by graphing.

Be sure to include relevant graph detail: label axes, indicate units and scale on both axes, and use arrows to represent end behavior, as appropriate.

7

10

Problem 3 Got It? Reasoning: Before graphing the equations, how can you determine whether a system of equations has exactly one solution, infinitely many solutions, or no solution?

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