The answer is 15.
Also if the first is the same the second is obviously the same
3
------------
4(5z+16)
I'm assuming you want to include all of the numbers
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Hey there! I'm happy to help!
Here is our equation.
3x+4=19
We subtract 4 from both sides.
3x=15
We divide both sides by 3.
x=5.
Have a wonderful day! :D