4-7(1+6z)=-15

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Solution for 4-7(1+6z)=-15 equation: 



4-7(1+6z)=-15

We move all terms to the left:

4-7(1+6z)-(-15)=0

We add all the numbers together, and all the variables

-7(6z+1)+4-(-15)=0

We add all the numbers together, and all the variables

-7(6z+1)+19=0

We multiply parentheses

-42z-7+19=0

We add all the numbers together, and all the variables

-42z+12=0

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

-42z=-12

z=-12/-42

z=2/7

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