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Solving Systems by Substitution

Authored by Raleigh Fife

Mathematics

8th Grade

CCSS covered

Used 2+ times

Solving Systems by Substitution
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the solution?

(1, -1)
(-1, 1)
(0, -2)
(0, 1)

Tags

CCSS.8.EE.C.8B

2.

DRAG AND DROP QUESTION

30 sec • 1 pt

An ordered pair that satisfies both equations in a system of linear equations is called a ​ (a)   to the system of equations.

solution
coordinate
inconsistent
input

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve for x and y using substitution

y = 2x + 1

y = 4x - 1

(1,3)

(-1,-3)

(-1,3)

(3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The solution of a system of linear equations is...

the y-intercept (b)
the intersection of the two equations on a graph
the second equations' answers
the slope (m)

Tags

CCSS.8.EE.C.8B

5.

FILL IN THE BLANK QUESTION

5 mins • 2 pts

Solve by substitution:

y + 14 = 3x

y = -4x

Type your answer as (x, y)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which problem would be easier to solve by substitution?

y + x = 3

2y + x = 6

3y - x = 7

2y = x + 6

5x - 2y = 6

x + y = 2

y = 2x + 2

x + y = 7

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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