Algebra 1 6-2 Independent Practice: Solving Systems Using Substitution
By Matt Richardson
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Last updated over 2 years ago
11 Questions
Please follow the directions to solve each system using substitution before checking your work by graphing using the embedded Desmos graphing calculator below.
10
1.
A.REI.6
10
2.
A.REI.6
10
3.
A.REI.6
10
4.
A.REI.6
10
5.
A.REI.6
10
10
7.
Analysis: For the given system, tell which equation you would first use to solve for a variable in the first step of the substitution method. Explain your choice.
A.REI.6
10
8.
Analysis: For the given system, tell which equation you would first use to solve for a variable in the first step of the substitution method. Explain your choice.
A.REI.6
10
9.
True or False: Tell whether the statement is true or false. Explain.
When solving a system using substitution, if you obtain an identity, then the system has no solution.
A.REI.6
10
10.
True or False: Tell whether the statement is true or false. Explain.
You cannot use substitution to solve a system that does not have a variable with a coefficient of 1 or -1.
