Solve System of Equations by Addition or Subtraction
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you call "more than one equation"?
equivalent
algebraic expression
System of equations
System of inequalities
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
How do you solve a system of equations?
(CLICK ALL THAT APPLY)
graphing
elimination
substitution
nSolve
linSolve
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Adding or subtracting equations in a system to get rid of one of the variables
System of Equations
Elimination
Intersection
Substitution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Two or more equations that are assumed to be true at the same time:
System of Equations
Elimination
Intersection
System of Inequalities
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the solution to this system.
4x+4y=4
3x+4y=10
(7,-6)
(-6,7)
(6,7)
(7,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the solution to this system.
4x + 8y = 20
−4x + 2y = −30
(-1, 7)
(-7, 1)
(7, -1)
(1, -7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sum of 2 numbers is 55. The difference is 3.
x + y = 55
x - y = 3
x + y = 3
x - y = 55
x + y = 55
y = 3y
y = 55x
x - y = 3
Tags
CCSS.HSA.CED.A.3
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