In a hockey arena, a seat at rink level costs four times as much as a seat in the upper level. If two seats at rink level cost $90 more than three seats in the upper level, find the cost of a seat at rink level and the cost of a seat in the upper level. Type your solution in the box below, making sure to include the following key steps:

Assign variables to the unknown values in the question, then set up your system.

Use your preferred method to solve.

State the cost of a seat at rink level. State the cost of a seat in the upper level.
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