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Gordon was thinking of a number. Gordon doubles it, then adds 20 to get an answer of 66.3. What was the original number?

Gordon was thinking of a number. Gordon doubles it, then adds 20 to get an answer of 66.3. What was the original number?
asked 151k views
5 votes
Gordon was thinking of a number. Gordon doubles it, then adds 20 to get an answer of 66.3. What was the original number?

asked
User Marol
by
7.8k points

2 Answers

7 votes
Answer:
23.15

23.15 X 2 = 46.3

46.3 + 20 = 66.3

answered
User Christophe Hubert
by
7.7k points
13 votes

Answer:

23.5

Explanation:

let's take the number as X

2X+20=66.3

2X=66.3-20

X=23.15

answered
User Beardedeagle
by
8.7k points
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