-12z-20=19-9z

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Solution for -12z-20=19-9z equation:



-12z-20=19-9z
We move all terms to the left:
-12z-20-(19-9z)=0
We add all the numbers together, and all the variables
-12z-(-9z+19)-20=0
We get rid of parentheses
-12z+9z-19-20=0
We add all the numbers together, and all the variables
-3z-39=0
We move all terms containing z to the left, all other terms to the right
-3z=39
z=39/-3
z=-13

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