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Today is Willy and Jake's birthday. Willy is 6 years older than Jake. On their birthday 4 years from today, Willy's age will be twice Jake's age. What will Jake's age be on his birthday 4 years from today?
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· 相关考点
3.3.2 解二元一次方程组与相关应用题
3.3.2 解二元一次方程组与相关应用题
以上解析由 考满分老师提供。
