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Solving Systems - Substitution

Authored by Regina Bosworth

Mathematics

9th Grade

CCSS covered

Used 5+ times

Solving Systems - Substitution
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9 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the first step in solving a system by Substitution?

Make sure both equations are in standard form.
Make sure at least one equation is solved for one variable.
Make sure both equations are in slope-intercept form.
Make sure both equations can be solved.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is a "solution to a system of equations"?

It's the point where both equations equal zero

It's the point where graphs of both equations cross the y-axis

It's the point that solves both equations at the same time

It's the point where graphs of both equations cross the x-axis

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the solution of the given system of equations?

(1,2)

(-1,0)

No Solution

Infinitely Many Solutions

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the solution of the given system of equations?

(3,1)

(1,3)

(-1,3)

No Solution

5.

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.8A

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the following system of equations using substitution.


6x + y = -1

y = -3x - 4

(3, 1)

(1, 7)

(-3, 1)

(1, -7)

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the following system of equations using substitution.


3x + y = -5

6x + 2y = 10

No Solution

Infinitely Many Solutions

(2,3)

(6,-2)

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