Solving Equations by Substitution and Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x and y
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations.
(10, 3)
(6, 3)
(15, 3)
No solution
Infinite Solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations.
(-6, 30)
(-2, 10)
(44, 39)
No solution
Infinite solutions
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
y = -5x + 16 3x + 5y = -8
(-1, -1)
(1, 4)
(-1, -2)
(-1, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-6x + 4y = 12
y = 6
(6, 6)
(2, 4)
(2, 6)
(2, -6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
y = 5x + 7
8x - 8y = -24
(4, -4)
(-4, -4)
(4, 4)
(4, 0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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