Question

The root of
$3x - 5 = 7 \: is \: x = 4$
​

Answer 1

Answer:

Given x = 4 is the root of 3x - 5 = 7

Now, substituting x = 4 in place of ‘x’ in the given equation, we get

= 3(4) – 5 = 7

= 12 – 5 = 7

7 = 7

Since, LHS = RHS

Hence, x = 4 is the root of 3x - 5 = 7.

Hope it helps✌️

Answer 2

Answer:

3x - 5 = 7

3x=7+5

3x=12

x=12/3

x=4

Yes it's correct

hope it helps you