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Phổ biến >

Michael is 12 years older than Brandon. Seventeen years ago, Michael was 4 times as old as Brandon.

Lời Giải

Michael is 12 years older than Brandon. Seventeen years ago, Michael was 4 times as old as Brandon.

Lời Giải

Michael^{'} s age is : 33

Brandon^{'} s age is : 21

Các bước giải pháp

Translate the problem into an equation:

x - 17 = 4 (x - 12 - 17)

Giải

x, x - 17 = 4 (x - 12 - 17) : x = 33

Tìm age

Michael^{'} s age is : 33

Brandon^{'} s age is : 21

Ví dụ phổ biến

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