1,5-5=21,5+2,5x

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Solution for 1,5-5=21,5+2,5x equation: 



1.5-5=21.5+2.5x

We move all terms to the left:

1.5-5-(21.5+2.5x)=0

We add all the numbers together, and all the variables

-(2.5x+21.5)+1.5-5=0

We add all the numbers together, and all the variables

-(2.5x+21.5)-3.5=0

We get rid of parentheses

-2.5x-21.5-3.5=0

We add all the numbers together, and all the variables

-2.5x-25=0

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

-2.5x=25

x=25/-2.5

x=-10

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