System of Equations by Substitution
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
x = -3y - 17
2x + 3y = -7
(1, -20)
(3, 0)
(-5, -2)
(10 , -9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
y=8x+1
y=6x+3
(1, 9)
(4, 14)
(0, 1)
(2, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
y = 4x - 10
y = 3x - 5
(7 , -15)
(1, -5)
(5 , 10)
(1, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
y= 4x + 9
y = 5x + 10
(-1, 5)
(9, 19)
(-1, -1)
(9, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
y = x + 5
4x + y = 20
(3,8)
(8,3)
(0,2)
(2,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using substitution. (Show work on your answer document.) 2x - 2y = 2 y = -5x + 14 What is the sum of x and y?
9
4
6.5
3.25
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve: (Show work on your answer document.) y = 8x + 2 y = -x - 7
(1, 10)
(-1, -6)
(2, 7)
(9, 9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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