2z+4=5z-20

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Solution for 2z+4=5z-20 equation: 



2z+4=5z-20

We move all terms to the left:

2z+4-(5z-20)=0

We get rid of parentheses

2z-5z+20+4=0

We add all the numbers together, and all the variables

-3z+24=0

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

-3z=-24

z=-24/-3

z=+8

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