Question

If 3x – 5 = 7, then the value of x is _____. ​

Answer 1

Answer: 3x-5= 7

3x = 7+5

3x = 12

x=12/3

x=4

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Answer 2

The value of x = 4

Given :

The equation 3x - 5 = 7

To find :

The value of x

Solution :

Step 1 of 2 :

Write down the given equation

Here the given equation is

3x - 5 = 7

Step 2 of 2 :

Find the value of x

$\displaystyle \sf{3x - 5 = 7 }$

$\displaystyle \sf{ \implies 3x = 7 + 5}$

$\displaystyle \sf{ \implies 3x = 12}$

$\displaystyle \sf{ \implies x = \frac{12}{3} }$

$\displaystyle \sf{ \implies x = 4 }$

Hence the required value of x = 4

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