Solving Systems of Equations All Three Methods
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ordered pair that satisfies (makes them true) all equations in the system is a called a ________________.
system of equations
function
graph
solution of a system
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What variable do you eliminate?
4x + 8y = 20
−4x + 2y = −30
X because they have opposite signs
Y because they have opposite signs
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of the y-coordinate of the solution to the system of equations
x-2y=1
x+4y=7
1
-1
3
4
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
________________ is a set of two or more equations that have the same variables.
solution of a system
elimination method
system of equations
table
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Write the solution to this system of equations as a coordinate pair, (x,y) with no spaces
7x + 2y = -5
-7x + 5y = 12
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
x+y=5
-3x-3y=2
(-1,4)
(0,0)
All Real Numbers
No Solution
Tags
CCSS.8.EE.C.8B
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