Question

Some number is added to itself the result is multiplied by eight is four what is that number​

Answer 1

0.25

Explanation:

First...

Assume that the number is x and make an equation.

(x + x) 8 = 4

Next...

Add.

(2x) 8 = 4

After that...

Divide.

2x = 4/8 so 2x = 1/2

Finally...

Divide more

x = 1/4 or 0.25

So your answer is 0.25.

I did double-check.

Answer 2

X=1/4

Explanation:

(x+x)*8=4

(2x)*8=4

16x=4

X=4/16=1/4