Solve the System by Substitution or Elimination $9 x+9 y=18$ $6 x-7 y=12$

Multiple Choice

Solve the system by substitution or elimination. If a system is inconsistent or has dependent equations, say so.
- $9 x+9 y=18$
$6 x-7 y=12$

A) $\{(2,0) \}$
B) $\{(2,1) \}$
C) $\{(1,1) \}$
D) $\varnothing$ ; inconsistent system