Systems Substitution First Step
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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18 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step to solving the system?
y=4x+2
y=3x-2
y=4(3x-2)+2
y=3x-2(4x+2)
4x+2=3x-2
y(4x+2)=3x-2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step to solving the system?
y=4(-2x-2)+7
y=-2x-2(4x+7)
4x+7=-2x-2
y(4x+7)=-2x-2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the correct first step to solve the system?
3(-5x+2)-y=10
3x-(-5x+2)=10
y=-5(3x-y)+2
3x-y=-5x+2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by substitution. What is the solution?
(1, -2)
(-2, 1)
(-4, 1)
(2, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Solve the system by substitution
(1,1)
(-1,1)
(-1,0)
(1,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system? Solve by substitution.
y= 4x + 3
2x - 3y = 21
(3,-9)
(-3,-9)
(-3,9)
(0,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve this system by substitution.
(1, -4)
(1, 4)
(-4, -7)
(-7, -4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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