1/6(30+42)-15=z

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Solution for 1/6(30+42)-15=z equation: 



1/6(30+42)-15=z

We move all terms to the left:

1/6(30+42)-15-(z)=0

We add all the numbers together, and all the variables

-z-15+1/672=0

We add all the numbers together, and all the variables

-1z-15+1/672=0

We multiply all the terms by the denominator


-1z*672+1-15*672=0

We add all the numbers together, and all the variables

-1z*672-10079=0

Wy multiply elements

-672z-10079=0

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

-672z=10079

z=10079/-672

z=-14+671/672

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