Question 1123949
a)
{{{ c(x) = 2700 + .2x }}}
b)
{{{ r(x) = 1.3x }}}
c)
{{{ p(x) = r(x) - c(x) }}}
{{{ p(x) = 1.3x - 2700 - .2x }}}
{{{ p(x) = 1.1x - 2700 }}}