Systems: Elimination and Substitution
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with elimination. Record your answer as a point.
2x + 3y = 5
-2x + y = -1
(-1, -1)
(5, -1)
(1, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with elimination. Record your answer as a point.
(1, 2)
(-1, -1)
(2, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with elimination. Record your answer as a point.
5x + 2y = 23
3x -4y = -7
(23, -7)
(3, 4)
(4, 3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with substitution. Record your answer as a point.
x = 1
y = 4x - 1
(1, 4)
(1, 3)
(3, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
7x+y=-9
-3x-y=5
No solution
(1,8)
(-1,-3)
(-1,-2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations below:
4x+9y=28
-4x-y=-28
(-7,0)
(6,0)
(-6,0)
(7,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Christian had brochures printed for a new business venture. Christian originally ordered 4 boxes of black-and-white brochures and 3 boxes of color brochures, which cost a total of $134. After those ran out, Christian spent $120 on 3 boxes of black-and-white brochures and 3 boxes of color brochures. Which system represents this situation?
x+y=134
x+y=120
3x+3y=134
4x+3y=120
4x+3y=134
3x+3y=120
7xy=134
6xy=120
Tags
CCSS.8.EE.C.8C
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