Solve, Using the Substitution Method, and Check $\begin{array} { l } 3 x + y = 31 \\4 x - y = 25\end{array}$

question 47

Multiple Choice

Solve, using the substitution method, and check. $\begin{array} { l } 3 x + y = 31 \\4 x - y = 25\end{array}$

• A) (3, 12)
• B) (16, 7)
• C) (9, 8)
• D) (8, 7)
• E) (11, 10)

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