41/2-x=81/2

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Solution for 41/2-x=81/2 equation: 



41/2-x=81/2

We move all terms to the left:

41/2-x-(81/2)=0

We add all the numbers together, and all the variables

-x+41/2-(+81/2)=0

We add all the numbers together, and all the variables

-1x+41/2-(+81/2)=0

We get rid of parentheses

-1x+41/2-81/2=0

We multiply all the terms by the denominator


-1x*2+41-81=0

We add all the numbers together, and all the variables

-1x*2-40=0

Wy multiply elements

-2x-40=0

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

-2x=40

x=40/-2

x=-20

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