Solve the System of Equations by Using Substitution $$\left\{ \begin{array} { l } 5 x + 3 y = 80 \\2 x + y = 30\end{array} \right.$$

question 2

Multiple Choice

Solve the system of equations by using substitution.
- $$\left\{ \begin{array} { l } 5 x + 3 y = 80 \\2 x + y = 30\end{array} \right.$$

• A) x = 0, y = 0
• B) x = 10, y = 10
• C) x = 0, y = 10
• D) x = 10, y = 0

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