Question 1192117

a+1/2 = 2a-1/5
<pre>{{{matrix(1,3, (a + 1)/2, "=", (2a - 1)/5)}}}
5(a + 1) = 2(2a - 1) ------ Cross-multiplying
  5a + 5 = 4a - 2
 5a - 4a = - 2 - 5
      {{{highlight_green(matrix(1,3, a, "=", - 7))}}}
You can do the CHECK!!