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North High School has a math club and a science club. There are \(a\) students in the math club and \(b\) students who are members of both clubs. There are twice as many students in the science club as in the math club. Find an expression for the total number of students who are in the math club or the science club but not both. Give your answer in simplest form.

 Mar 23, 2024
 #1
avatar+128794 
+1

Number in Science and Math but not both =  

 

Members in Math only  = a - b

Members in Science only = 2a - b

 

Members in Math or Science  but not both  =      

 

(a - b)  + (2a - b)   = 

 

3a  - 2b

 

cool cool cool

 Mar 23, 2024

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