3 years ago

Mark was thinking of a number. Mark doubles it, then adds 11 to get an answer of 52.6. What was the original number?

Mathematics

2 answers:

tester [92]3 years ago

7 0

Answer:

the original number is 20.8

Step-by-step explanation:

because 2x + 11 = 52.6

2x = 41.6 -->x = 20.8

Artemon [7]3 years ago

5 0

Answer:

20.8

Step-by-step explanation:

The first step you need to do is to subtract 11:

52.6 - 11 = 41.6

The second step is to divide it by 2:

41.6 / 2 = 20.8

Mark was thinking of 20.8

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