Linear Systems Elimination Method
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.C.8A
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3x - 3y = 33
6x - 3y = 57
(8,-3)
(-3,8)
(10,1)
(10,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system of equations?
(4, -1)
(-1, 4)
(-4, 1)
(-4, -1)
Tags
CCSS.8.EE.C.8B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the elimination method, which variable should be eliminated first?
x is ready to be eliminated without any changes to the equations
y is ready to be eliminated without any changes to the equations
x, but you have to multiply one of the equations by -1 to change the signs
y, but you have to multiply one of the equations by -1 to change the signs
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the elimination method, which variable should be eliminated first?
x is ready to be eliminated without any changes to the equations
y is ready to be eliminated without any changes to the equations
x, but you have to multiply one of the equations by -1 to change the signs
y, but you have to multiply one of the equations by -1 to change the signs
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the elimination method, which variable should be eliminated first?
x is ready to be eliminated without any changes to the equations
y is ready to be eliminated without any changes to the equations
x, but you have to multiply one of the equations by -1 to change the signs
y, but you have to multiply one of the equations by -1 to change the signs
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The first step is solving a linear system using the elimination method is ...
make sure the equations are lined up
add or subtract the equations to eliminate the variable with matching coefficients
solve the new equation for the remaining variable
substitute your solved variable into either original equation and solve for the other variable.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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