x/2-5=4.2

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Solution for x/2-5=4.2 equation: 



x/2-5=4.2

We move all terms to the left:

x/2-5-(4.2)=0

We add all the numbers together, and all the variables

x/2-9.2=0

We multiply all the terms by the denominator


x-(9.2)*2=0

We add all the numbers together, and all the variables

x-18.4=0

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

x=18.4

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