Solve by the substitution method.
-x + y = 7 5x + 5y = 35
A) (0, 0)
B) Infinite number of solutions
C) (7, 5)
D) (8, -1)

Name: Solve by the substitution method. -x + y = 7 5x + 5y = 35 A) (0, 0) B) Infinite number of solutions C) (7, 5) D) (8, -1)
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Question

Quizplus · Accepted Answer

The two equations are essentially the same (the second is 5 times the first), meaning any solution to the first equation is also a solution to the second. This results in an infinite number of solutions.

Solve by the Substitution Method