systems of equations using substitution
Authored by Christina Geosits
Mathematics
9th Grade
CCSS covered
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve the following systems of equations using substitution:
y = 8
y = -4x + 4
(8, -1)
(-28, 8)
(-1, 8)
(8, -28)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve the following systems of equations using substitution:
x = 6
y = 2x - 3
(6, 6)
(6, 9)
(9, 6)
(9, 9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many solutions does the graph have?
One solution
No solution
Infinite solutions
Tags
CCSS.8.EE.C.8A
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve the following systems of equations using substitution:
y = 3 - x
3y + x = 5
No solution
(1, 2)
(3, 0)
(2, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The first step in solving using the substitution method is __________.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The solution (x, y) to a system of equations is the point where they...?
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the best method to use?
y = 6x − 11
−2x − 3y = −7
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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