24 is split into two parts such that 7 times the first part added to 5 times the second part makes 146. The first part is

Answer: 13
Explanation

 24 is split into two parts such that 7 times the first plus 5 times the second is 146.


Let the first part be 

x, then the second is 

7x+5(24−x)=146

7x+120−5x=146

2x=26⇒x=13

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