3=z-1/2

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Solution for 3=z-1/2 equation:



3=z-1/2
We move all terms to the left:
3-(z-1/2)=0
We add all the numbers together, and all the variables
-(+z-1/2)+3=0
We get rid of parentheses
-z+3+1/2=0
We multiply all the terms by the denominator
-z*2+1+3*2=0
We add all the numbers together, and all the variables
-z*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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