Question

Brian was thinking of a number. Brian adds 8 to it, then doubles it and gets an answer of 16. 4. What was the original number?

Answer 1

Answer:

the original number is 0.2

Step-by-step explanation:

2(x+8)=16.4

2x+16=16.4

2x=16.4-16

2x=0.4

x=0.2