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Phổ biến >

AJ is 6 years younger than his sister Ella. Five years ago, the sum of their ages is 50 . How old are they 7 years from now?

Lời Giải

AJ is 6 years younger than his sister Ella. Five years ago, the sum of their ages is 50 . How old are they 7 years from now?

Lời Giải

Ella age in 7 years : 40

Aj age in 7 years : 34

Các bước giải pháp

Translate the problem into an equation:

x - 5 + x + 6 - 5 = 50

Giải

x, x - 5 + x + 6 - 5 = 50 : x = 27

Tìm age

Ella age in 7 years : 40

Aj age in 7 years : 34

Ví dụ phổ biến

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