7(6z+5/21)-2z=15

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Solution for 7(6z+5/21)-2z=15 equation: 



7(6z+5/21)-2z=15

We move all terms to the left:

7(6z+5/21)-2z-(15)=0

We add all the numbers together, and all the variables

7(+6z+5/21)-2z-15=0

We add all the numbers together, and all the variables

-2z+7(+6z+5/21)-15=0

We multiply parentheses

-2z+42z-15+5/21*7=0

We multiply all the terms by the denominator


-2z*21*7+42z*21*7+5-15*21*7=0

We add all the numbers together, and all the variables

-2z*21*7+42z*21*7-2200=0

Wy multiply elements

-294z*7+6174z*7-2200=0

Wy multiply elements

-2058z+43218z-2200=0

We add all the numbers together, and all the variables

41160z-2200=0

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

41160z=2200

z=2200/41160

z=55/1029

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