Solving System of Equations in Two Variables Using Elimination or Substitution

Quiz
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2x + 3y = 29
4x - 3y = 13
Which method would be best used to solve this system of equations?
substitution
elimination
graphing
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system?
y = 2x + 1
y = 4x - 1
(1,3)
(-1,-3)
(-1,3)
(3,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
y = 7x + 9
2y + 2x = -14
(5, 0)
(9, 18)
(-2, -5)
(1, 16)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many solutions?
One Solution
No solution
Infinitely Many Solutions
Tags
CCSS.8.EE.C.8B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-4x - 6y = 6
4x + 6y = -4
no solution
(2,0)
(-4,0)
(0,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
−4x − 4y = 0
4x + 4y = 0
(−6, −4)
Infinite number of solutions
(−6, 10)
(6, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which method would be the best choice for solving the system of equations:
x + 3y = 12
x = -6y
Substitution
Graphing
Elimination
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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