Linear Systems Substitution
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 the system of equations using substitution:
-4x + 4y = 8
y = -2x - 10
(-4, -2)
(12, -34)
(4, -18)
(-2, -6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the point (-3, -7) a solution to the system of equations below?
YES
NO
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution?
(1, -1)
(-1, 1)
(0, -2)
(2, 0)
Tags
CCSS.8.EE.C.8B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation shows the correct first step to solve the system by substitution
2=4x-2
2x-8y=4x-2
2x-8(4x-2)=2
2(4x-2)-8y=2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation shows the first step to solve the system by substitution
6(y+4)+5y=8
6x+5(y+4)=8
6x+5y=y+4
6y+5(y+4)=8
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation shows the correct first step to solve the system of equation by substitution
4x+6=y
y=2(4x+6)+10
y=4(2x+10)+6
4x+6=2x+10
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
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
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