19z-9z-9z+4z=15

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Solution for 19z-9z-9z+4z=15 equation:



19z-9z-9z+4z=15
We move all terms to the left:
19z-9z-9z+4z-(15)=0
We add all the numbers together, and all the variables
5z-15=0
We move all terms containing z to the left, all other terms to the right
5z=15
z=15/5
z=3

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