Mathematics
9th - 12th Grade
CCSS covered
Used 3+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
what is the variable that willl be "eliminated"?
5x - 4y = 11
5x + 4y = -14
x variable
y variables
both variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
what is the resulting combined equation for the system below?
9x + y = 12
-9x + y = 6
-18x = 18
y = 18
2y= 18
18x + 2y = 18
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the solution using elimination:
3x + 4y = 3
6x - 4y = 6
(0, 1)
(1, 2)
(1, 0)
(0, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
5 mins • 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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
solve the system of equation using elimination
x - 2y = -19
5x + 2y = 1
(3, -8)
(-3, 11)
(1, 0)
(-3,8)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve by elimination:
7x - 9y = 29
7x + 2y = - 15
(-4,-1)
(-1.-4)
(-1,4)
(-1,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
We could eliminate the y-variable in this system by multiplying the bottom equation by (a) .
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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