Question 895585
What value of y forms the solution of the system defined by y = 11x + 1 and
11x + 12y = 12?
<pre>
y = 11x + 1
11x   - y = -  1 ----- eq (i)
11x + 12y =   12 ----- eq (ii)
    - 13y = - 13 ----- Subtracting eq (ii) from eq (i)
{{{y = (- 13)/- 13}}}, or {{{highlight_green(y = 1)}}}