5(21+6z)=-255

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Solution for 5(21+6z)=-255 equation: 



5(21+6z)=-255

We move all terms to the left:

5(21+6z)-(-255)=0

We add all the numbers together, and all the variables

5(6z+21)-(-255)=0

We add all the numbers together, and all the variables

5(6z+21)+255=0

We multiply parentheses

30z+105+255=0

We add all the numbers together, and all the variables

30z+360=0

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

30z=-360

z=-360/30

z=-12

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