Unit 7 Review - Systems

Unit 7 Review - Systems

Assessment

Flashcard

Mathematics

9th Grade

Hard

CCSS
8.EE.C.8B, 8.EE.C.8A, 7.EE.B.4A

+5

Standards-aligned

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16 questions

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1.

FLASHCARD QUESTION

Front

What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables. The solution is the point(s) where the equations intersect.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

FLASHCARD QUESTION

Front

How do you represent a linear equation in slope-intercept form?

Back

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

3.

FLASHCARD QUESTION

Front

What does it mean if a system of equations has no solution?

Back

A system of equations has no solution if the lines represented by the equations are parallel and never intersect.

Tags

CCSS.8.EE.C.8A

4.

FLASHCARD QUESTION

Front

What does it mean if a system of equations has infinite solutions?

Back

A system of equations has infinite solutions if the equations represent the same line, meaning they intersect at every point on that line.

Tags

CCSS.8.EE.C.8A

5.

FLASHCARD QUESTION

Front

How can you determine the number of solutions in a system of equations?

Back

You can determine the number of solutions by analyzing the slopes and y-intercepts of the lines represented by the equations.

Tags

CCSS.8.EE.C.8B

6.

FLASHCARD QUESTION

Front

What is the first step in solving a system of equations by substitution?

Back

The first step is to solve one of the equations for one variable in terms of the other variable.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

FLASHCARD QUESTION

Front

What is the first step in solving a system of equations by elimination?

Back

The first step is to align the equations and manipulate them to eliminate one variable by adding or subtracting the equations.

Tags

CCSS.HSA.REI.C.6

CCSS.8.EE.C.8B

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