Question

When 18 is subtracted from six times a certain number, the result is − 42.
What is the number?(please show the working )

Answer 1

heya!!

here is your solution -

Let the certain number be x.

So, equation formed =>

6x - 18 = (-42)

Solving =>

6x - 18 = (-42)
=> 6x = -42 + 18
=> 6x = -24
=> x = -24 / 6
=> x = - 4

hope it helps!!

Answer 2

Given,

An unknown number is such that when 18 is subtracted from six times the number, the result obtained is − 42.

To find,

Identify the unknown number.

Solution,

We can simply solve this mathematical problem using the following process:

Let the unknown number be denoted as x.

Now,

as per the given question;

6x - 18 = -42

=> 6x = 18-42 = -24

=> x = -4

Hence, the unknown number is -4.