Question

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

2

1

3

14​

Answer 1

Answer:

1

Explanation:

x is considered as 1

it is a simple question that u asked

Hope so my answer will help.u

Answer 2

|| GIVEN ||

$7x - 9 = 12$

|| TO FIND ||

• The value of x.

|| SOLUTION ||

$7x - 9 = 12$

$\implies \: 7x = 12 + 9$

$\implies \: 7x = 21$

$\implies \: x = \dfrac{21}{7}$

$\bf \: \therefore \: x = 3$

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 )