20=-10+1/2z

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Solution for 20=-10+1/2z equation: 



20=-10+1/2z

We move all terms to the left:

20-(-10+1/2z)=0



Domain of the equation: 2z)!=0

z!=0/1

z!=0

z∈R



We add all the numbers together, and all the variables

-(1/2z-10)+20=0

We get rid of parentheses

-1/2z+10+20=0

We multiply all the terms by the denominator


10*2z+20*2z-1=0

Wy multiply elements

20z+40z-1=0

We add all the numbers together, and all the variables

60z-1=0

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

60z=1

z=1/60

z=1/60

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