Solving System of Equations By Substitution or Elimination
Authored by Quintealia Cato
Mathematics
7th - 8th Grade
CCSS covered
Used 15+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by substitution
3x-2y=14
y=5x
(-2, -10)
(-2, 10)
(2, -10)
Infinately many solutions
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by substitution
x-2y=-2
y=2x +4
(-2, -1)
(-2, 0)
(-2/3, -4/3)
(0, 0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination
x + 2y=-7
x - 5y= 7
(-7, 0)
(-3, -2)
(-2, -3)
(0, -7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination
4x - y = 1
x + 2y= 16
(-2, -9)
(2, 7)
(3, 11)
No solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the sysem of linear equations.
2x + 6y = -3
2x + 6y= 0
(0, 2)
(9, 7)
Infinitely many solutions
No solution
Tags
CCSS.8.EE.C.8B
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(2, 1) only
(3, 6) only
Infinitely many solutions
No solution
Tags
CCSS.8.EE.C.8B
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