3x-21/2=5x

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Solution for 3x-21/2=5x equation: 



3x-21/2=5x

We move all terms to the left:

3x-21/2-(5x)=0

We add all the numbers together, and all the variables

-2x-21/2=0

We multiply all the terms by the denominator


-2x*2-21=0

Wy multiply elements

-4x-21=0

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

-4x=21

x=21/-4

x=-5+1/4

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