Solve. a+1−2=4 select the number from the drop-down menu to correctly complete the statement. the value of a is options 1 3 5 7

The correct answer is:  [C]:  " 5 " .

                                →  " a = 5 " .

Explanation:
 

Given:  " a + 1 − 2 = 4 " ; Solve for "a" ; 

4 + 2 = 6 ; 

6 − 1 = 5 ;   →  a = 5 ;

To check our work:

5 + 1 − 2 = ? 4 ?? ;  

5 + 1 = 6 ; 

6 − 2 = 4.  Yes!

So the answer is:  [C]:  " 5 ". 

                          →   " a = 5 " . 

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