areibear areibear 23-12-2018 Mathematics contestada Which function equation(s) does the sentence describe? Every y-value is the sum of one-half of x and 15. Select each correct answer. y=15/2x y=15x/2 y=15+1/2x y=1/2x−15 y=x/2+15 y=1/2+x+15 y=1/2x+15