123-x/2=42+x

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Solution for 123-x/2=42+x equation:



123-x/2=42+x
We move all terms to the left:
123-x/2-(42+x)=0
We add all the numbers together, and all the variables
-x/2-(x+42)+123=0
We get rid of parentheses
-x/2-x-42+123=0
We multiply all the terms by the denominator
-x-x*2-42*2+123*2=0
We add all the numbers together, and all the variables
-1x-x*2+162=0
Wy multiply elements
-1x-2x+162=0
We add all the numbers together, and all the variables
-3x+162=0
We move all terms containing x to the left, all other terms to the right
-3x=-162
x=-162/-3
x=+54

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