Solve the System of Equations by Using Substitution $$\left\{ \begin{array} { c } x + 7 y = 7 \\3 x - 8 y = - 8\end{array} \right.$$

question 115

Multiple Choice

Solve the system of equations by using substitution.
- $$\left\{ \begin{array} { c } x + 7 y = 7 \\3 x - 8 y = - 8\end{array} \right.$$

• A) x = 1, y = 0
• B) x = 0, y = 0
• C) x = 0, y = 1
• D) x = 1, y = 1

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