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17 May, 03:08

Two times a number added to another number is 25. Three times the first number minus the other number is 20. Find the two numbers

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  1. 17 May, 04:50
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    x=9, y=7

    Step-by-step explanation:

    2x+y=25

    3x-y=20 let's sum these two equations respectively

    2x+3x+y-y=25+20

    5x=45

    x=45/5=9

    let's put the value of ex on its place in the first equation

    2*9+y=25, 18+y=25, y=25-18=7
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