Elimination in Systems of Equations
Authored by SARAH RUFFINO
Mathematics
9th Grade
CCSS covered
Used 3+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below.
Choose the correct first step.
Subtract to eliminate y.
Subtract to eliminate x.
Add to eliminate y.
Add to eliminate x.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below.
Choose the correct first step.
Add to eliminate y.
Subtract to eliminate y.
Subtract to eliminate x.
Add to eliminate x.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below. Choose the correct first step. x + 2y = -22 -x - y = 16
Add to eliminate y.
Add to eliminate x.
Subtract to eliminate x.
Subtract to eliminate y.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below.
Choose the correct first step.
Add to eliminate x.
Add to eliminate y.
Subtract to eliminate y.
Subtract to eliminate x.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below.
Choose the correct first step.
Add to eliminate y.
Subtract to eliminate y.
Add to eliminate x.
Subtract to eliminate x.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A variable needs to be eliminated to solve the system of equations below.
Choose the correct first step.
Add to eliminate y.
Subtract to eliminate x.
Subtract to eliminate y.
Add to eliminate x.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Find the solution of the system of equations.
x = 6
y = -1
x = -6
y = - 1
x = 3
y = -1
x = 6
y = 1
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