Q8: The value of x in 7x-9=12

2

1

3

14​

Q8: The value of x in 7x-9=12

2

1

3

14​

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Skylar

2 thoughts on “Q8: The value of x in 7x-9=12<br /><br />2<br /><br />1<br /><br />3<br /><br />14​”

  1. || GIVEN ||

    [tex]7x – 9 = 12[/tex]

    || TO FIND ||

    • The value of x.

    || SOLUTION ||

    [tex]7x – 9 = 12[/tex]

    [tex] \implies \: 7x = 12 + 9[/tex]

    [tex] \implies \: 7x = 21[/tex]

    [tex] \implies \: x = \dfrac{21}{7} [/tex]

    [tex] \bf \: \therefore \: x = 3[/tex]

    The Value of x = 3.

    * * * * * * * * * * * * * * * * * * * *

    The linear expression is defined in the format ax + b =0

    Where a and b are integers and x is the unknown variable and has one value.

    For eg ,

    x + 3 = 0

    » x = – 3

    Whatever maybe the linear equation in one variable , It always takes One value ( Integer )

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