Solving Systems using Substitution
Authored by HANNAH WATERS
Mathematics
8th - 12th Grade
CCSS covered
Used 64+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step to solve a system with substitution?
Substitute the values found from the previous step into one of the original equations and solve for the remaining variable
Solve the linear system for both its variables
Solve one equation for one of its variables
Substitute the expression from the previous step in the other two equations to obtain a linear system in two variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the second step to solve a system with substitution?
Substitute the values found from the previous step into one of the original equations and solve for the remaining variable
Solve the linear system for both its variables
Solve one equation for one of its variables
Substitute the expression from the previous step in the other two equations to obtain a linear system in two variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the third step to solve a system with substitution?
Substitute the values found from the previous step into one of the original equations and solve for the remaining variable
Solve the linear system for both its variables
Solve one equation for one of its variables
Substitute the expression from the previous step in the other two equations to obtain a linear system in two variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the final step to solve a system with substitution?
Substitute the values found from the previous step into one of the original equations and solve for the remaining variable
Solve the linear system for both its variables
Solve one equation for one of its variables
Solve one equation for one of its variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a system of equations has no solution, what does the graph look like?
Intersecting lines
Parallel Lines
No lines
The same line twice
Tags
CCSS.8.EE.C.8A
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The solution of a system of linear equations is...
the y-intercept (b)
the intersection of the two equations on a graph
the second equations' answers
the slope (m)
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Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify 5(2 - 7n)
Simplify 5(2 - 7n)
10 - 35n
Tags
CCSS.6.EE.A.3
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