First Step Systems Substitution

First Step Systems Substitution

9th Grade

10 Qs

quiz-placeholder

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First Step Systems Substitution

First Step Systems Substitution

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
8.EE.C.8B, HSA.REI.C.9, HSA.REI.C.6

Standards-aligned

Created by

Anthony Clark

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The first step in solving using the substitution method is __________.

get x by itself

get y by itself

get either variable by itself

add the equations together

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which variable should you isolate first in the system?

3x + 2y = 10

x - 5y = 18

The x in the first equation

The y in the first equation

The y in the second equation

The x in the second equation

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by substitution

3x - y = 4

x + 2y = 6

(-2, 2)

(2, -2)

(2, 2)

(-2, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the best method do you use?


x = 6y − 11

−2x − 3y = −7

Graphing, because they are both in slope-intercept form

Substitution because a variable is isolated (solved for)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

These two lines intersect at _____

(4, -2)

(4, 2)

(-2, 4) 

No solution

Tags

CCSS.8.EE.C.8B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many solutions does the graph have?

One solution

No solution

Infinite solutions

Tags

CCSS.8.EE.C.8B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is the best method to use?

Graphing

Substitution because a variable is isolated.

Elimination because both equations are in standard form.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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