4=-z+1/2

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Solution for 4=-z+1/2 equation: 



4=-z+1/2

We move all terms to the left:

4-(-z+1/2)=0

We add all the numbers together, and all the variables

-(-1z+1/2)+4=0

We get rid of parentheses

1z+4-1/2=0

We multiply all the terms by the denominator


1z*2-1+4*2=0

We add all the numbers together, and all the variables

1z*2+7=0

Wy multiply elements

2z+7=0

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

2z=-7

z=-7/2

z=-3+1/2

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