Ali saved $978 and Siti has $2397. After giving some money to Ali, Ali now has twice than Siti. How much money does Ali have now ?

Question

Ali saved $978 and Siti has $2397. After
giving some money to Ali, Ali now has twice than
Siti. How much money does Ali have now ?​

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Thạch Thảo 4 years 2021-07-17T02:05:12+00:00 1 Answers 12 views 0

Answers ( )

  1. huyenthanh
    0
    2021-07-17T02:06:30+00:00
    Reply

    Answer: 1401 $

    Step-by-step explanation: Amount of money which Siti gives to Ali is x.

    We get an equation    2379 – x  = 2· (978 + x)

       2379 – x = 1956 + 2x   and   423 = x    So Ali has 978 + 423 $

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )