8z-4z-2z+z=15

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Solution for 8z-4z-2z+z=15 equation:



8z-4z-2z+z=15
We move all terms to the left:
8z-4z-2z+z-(15)=0
We add all the numbers together, and all the variables
3z-15=0
We move all terms containing z to the left, all other terms to the right
3z=15
z=15/3
z=5

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