Question 562271
Let x be the number


Sum of the x and four = {{{x+4}}}

one half the sum of 'x' and four
={{{(1/2)(x+4)}}}
={{{(x+4)/2}}}
={{{x/2+4/2}}}
={{{x/2+cross(4)/cross(2)}}}
={{{x/2+2}}}