28z+7z-8=4z

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Solution for 28z+7z-8=4z equation: 



28z+7z-8=4z

We move all terms to the left:

28z+7z-8-(4z)=0

We add all the numbers together, and all the variables

31z-8=0

We move all terms containing z to the left, all other terms to the right

31z=8

z=8/31

z=8/31

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