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NG Algebra I A2 - Systems of Equations
Using Substitution to Solve Systems
Question 5
5
Assignment
Multiple Choice
Using Substitution to Solve Systems
Question 5 • NG Algebra I A2 - Systems of Equations
When Sylvie verified the solution on a graph, the lines intersected at one point. What was her error?
Answer
A
She forgot to put both equations in slope-intercept form.
B
She made an arithmetic mistake in the last step.
C
She found the incorrect value of x.
D
She did not substitute the value of x into one of the original equations to find y.
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Using Graphs to Solve Systems