An amusement park sells adult tickets and children’s tickets, with adults tickets costing $5 and children’s tickets costing $3.
If Ed bought 15 tickets and spent a total of $57, how many children’s tickets did he buy?
1 answer:
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Answer:
y = -11/6z - 6
Step-by-step explanation:
11z +6y = -36
-11z -11z
6y = -11z -36
----- ----- ----- divide by 6
6 6 6
y = - z -6