Question

the sum of twice a number and six is eighteen find the number ​

Answer 1

Answer:

Step-by-step explanation:

Let no be x

=>2x+6=18

=>2x=18-6

=>2x=12

=>x=12/2=6

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Answer 2

The number is 6

Given :

The sum of twice a number and six is eighteen

To find :

The number

Solution :

Step 1 of 3 :

Write down the given statement

The given statement is

The sum of twice a number and six is eighteen

Step 2 of 3 :

Form the equation

Let x be the required number

Twice of the number = 2x

The sum of twice the number and six

= 2x + 6

By the given condition

2x + 6 = 18

Step 3 of 3 :

Find the number

$\displaystyle \sf{ 2x + 6 = 18}$

$\displaystyle \sf{ \implies 2x = 18 - 6}$

$\displaystyle \sf{ \implies 2x = 12}$

$\displaystyle \sf{ \implies x = \frac{12}{2} }$

$\displaystyle \sf{ \implies x = 6}$

Hence the required number = 6

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