You could check if you apply to any fee-waiver. Also i think you can take the Duolingo English Test (which is more affordable), and they dont charge any extra money to send your scores
Apply to the financial-aid program, they are very generous, they are need-blind (which means that your economical need is not considered for your admission) and they cover 100% of demonstrated need (meaning they will cover your full tuition if your household income is not enough).