Solving Equations Using Substitutions
Authored by Barbara White
Mathematics
8th - 9th Grade
CCSS covered
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two linear functions are graphed. If this is the graph of two linear functions, how many solutions will this system have?
No Solutions
Infinitely Many Solutions
Two Solutions
One solution
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The solution (x, y) to a system of equations is the point where they...?
Tags
CCSS.8.EE.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution:
-4x + 4y = 8
y = -2x - 10
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
The first step in solving using the substitution method is __________.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the solution to the system of equations?
y = 3x − 8
y = 4 − x
(3,1)
(1,3)
(-3,1)
(3,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve:
x = -3y - 17
2x + 3y = -7
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve:
y = -6
-3x − 6y = 24
(6, 6)
(6, -6)
(4, -6)
(-6, 4)
Tags
CCSS.HSA.REI.C.9
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