yousifgorgees101
08.06.2020 •
Mathematics
When a number is doubled and then taken away from ten, the result is negative eighteen. What is the number?
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Ответ:
14
Step-by-step explana:
Let the required number be x
Therefore, according to the given condition:
10 - 2x = - 18
10 + 18 = 2x
28 = 2x
x = 28/2
x = 14
Hence, the required number is 14.
Ответ: