Solving Systems of Equations

Quiz
•
Mathematics
•
7th - 8th Grade
•
Hard
+1
Standards-aligned
Madeleine Moreau
Used 10+ times
FREE Resource
17 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
The solution of the system of equations shown in the graph is _____.
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.10
CCSS.HSA.REI.D.11
2.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Solve the system by graphing:
y=3x+13
y=x-3
(Write your answer as an ordered pair)
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.10
CCSS.HSA.REI.D.11
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean to solve a system by substitution?
Substitute different numbers for the variables until a combination works
Solve for a variable in one equation, and then plug what it is equal to into the other equation
Line the equations up and subtract them from each other to eliminate a variable
Hire a substitute to do your math for you
Tags
CCSS.HSA.REI.C.6
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Solve using substitution:
y=2x-1
2x+2y=22
(Write your answer as an ordered pair)
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean when a system of equations has no solutions?
The two equations are actually the same line
The two lines are parallel
The two lines intersect at one point
The two lines are perpendicular
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.10
CCSS.HSA.REI.D.11
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean when a system of equations has infinite solutions?
The two equations are actually the same line
The two lines are parallel
The two lines intersect at one point
The two lines are perpendicular
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean when a system of equations has one solution?
The two equations are actually the same line
The two lines are parallel
The two lines intersect at one point
The two lines are perpendicular
Answer explanation
Did you get it?
Don't forget that while two perpendicular lines do in fact have one solution, not every system of equations with one solution has two lines that are perpendicular!
Tags
CCSS.HSA.REI.C.6
CCSS.HSA.REI.D.10
CCSS.HSA.REI.D.11
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