Fred bought seven adult and two student tickets for $16. John paid $7 for one adult and five student tickets. Individual costs are:

Answer:Adult ticket=$2Student ticket=$1Step-by-step explanation:Let the cost of one adult ticket be $x and the cost of one student ticket be $yFred bought 7 adult and 2 student tickets for$16.So,7x+2y=16. ...(1)And,John paid $7 for one adult and 5 student tickets.So, x+5y=7. ...(2)From ...(2),x=7-5y Substituting the value of x in equation ...(1),7(7-5y)+2y=16or,49-35y+2y=16or,33y=33or,y=1Now, substituting the value of y in ...(2),x=7-5=2Thus,the cost of one adult ticket is $2 and the cost of one student ticket is $1.