This is the 2014 Grade 9 Math Challenge Elimination Level Questions – Part 2 with answers. Questions in the previous years can be accessed on the **Past Tests** page and all questions can be found in the** All Posts** page.

26.) (Figure 3) Find *z*.

27.) (Figure 4) The figure shoes a segment joining the midpoints of two sides of a triangle. Find *x*.

28.) Find the equation of the line passing through (-12, 6) and perpendicular to 6*x* + 7*y* = 3.

29.) Find the equation of the line having half the x-intercept and twice the y-intercept of 3*x* + 5*y* = 15.

30.) Find all values of the constant k so that the line (*k*² – 10)*z* + *ky* = 10 and (*k* – 4)*x* + 3*y* = 7 are parallel.