y=37x+112中，若x=-312，则y=74147414．

Question

y=(3)/(7)x+(11)/(2)中，若x=-3(1)/(2)，则y=

(74)/(14)

(74)/(14)

．

Answer 1

将x=-(1)/(2)代入方程得：y=-(3)/(14)+(11)/(2)=(74)/(14)．
故答案为：(74)/(14)