Solution: Set $ -3x + 18 = 4x - 2 $. Solve: $ 18 + 2 = 7x \Rightarrow x = rac{20}{7} $. Substitute into $ y = -3 \cdot rac{20}{7} + 18 = - rac{60}{7} + rac{126}{7} = rac{66}{7} $. Intersection at $ \left( rac{20}{7}, rac{66}{7}