Solve the System of Linear Equations by the Method of Elimination

question 83

Multiple Choice

Solve the system of linear equations by the method of elimination, find (x,y) . $\left\{ \begin{array} { l } \frac { x + 23 } { 8 } + \frac { y + 10 } { 7 } = 3 \\x - 9 y = 20\end{array} \right.$

• A)No solution
• B) (20 + 9a, a) (infinitely many solutions)
• C)(-3, -7)
• D)(38, 2)
• E)(-7, -3)