26-04-2014
Mathematics

contestada

Multiplying a number by 2 and then adding 5 gives the same number as subtracting a number from 23. What is the number?

Respuesta :

crisforp crisforp

26-04-2014

2 * x + 5 = 23 - x <=> 3 * x = 18 <=.> x = 6;

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