Question 1180668

1/2(3a + 4b + c)  -  (c2 + 5a)


{{{3a/2 +2b +c/2 - c^2 -5a}}}

{{{3a/2-5a +2b +c/2 - c^2 }}}


{{{ -7a/2 +2b +c/2 -c^2}}}