Question

Solve for 9 less than twice a number is 25

Answer 1

Ok so what is 2 times 25...

50

and 50 - 9 is 41

So 41 is our answer

Answer 2

The answer is:  17 .
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Explanation:
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2x - 9 = 25 ;

Add "9" to each side of the equation;

2x - 9 + 9 = 25 + 9 ;    to get:
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  2x = 34 ;
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Now, divide EACH SIDE of the equation by "2" ; to isolate "x" on one side of the equation; and to solve for "x" ;
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  2x / 2 = 34 / 2 ;
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       x = 17 .
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