Question

a number become double if it is increased by 8 what is the number

Answer 1

HEY MATE !!!!
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Let the number be 'x'
Double of the number = 2x

Now , According to the statement :

2x = x + 8
2x - x = 8
x = 8

So,The number is 8✔
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Answer 2

Let 'x' be the unknown number.

It is given that:

2*x=x+8.

Solving the equation to find the value of x:

2x=x+8.

TRANSPOSING x from RHS to LHS it becomes -x:

2x-x=8.

Subtracting x from 2x:

x=8.

Therefore the unknown number 'x' is 8.