Solving Systems of Equations by Graphing Substitution and Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x and y.
y = 2/3x - 2
y = -x + 3
(0,3)
(0,-3)
(3,0)
(-3,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a system of equations has no solution, what does the graph look like?
intersecting lines
parallel lines
skew lines
intersecting lines
Tags
CCSS.8.EE.C.8A
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve y=-x+4 and y=2x+4
(0,4)
(2,4)
(-1,3)
(4,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Solve the system. Record your answer as (x,y).
(a)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2x – y = 17
x – y = 10
Answer:
x = 7
y = –3
True
False
Tags
CCSS.HSA.REI.C.9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the system have one, none or infinite solutions?
8x + 4y = 12
y = -2x + 3
(0,3)
(3,0)
No solution(parallel lines)
Infinitely many solutions
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of the y-coordinate of the solution to the system of equations
x-2y=1
x+4y=7
1
-1
3
4
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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