Question 23637
ok. you have:
5x=9x-16
you want to get the value of "x"
so what you do is take [9x] from 5x and 9x as shown below:
 5x = 9x-16
-9x  -9x
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u cross out the two 9x and -9x so you will have 
-4x=-16
divide -4 to each side  
so x=4