5/2+x=21/2

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Solution for 5/2+x=21/2 equation: 



5/2+x=21/2

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

x+5/2-21/2=0

We multiply all the terms by the denominator


x*2+5-21=0

We add all the numbers together, and all the variables

x*2-16=0

Wy multiply elements

2x-16=0

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

2x=16

x=16/2

x=8

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