-2x-21/2=-4.5

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Solution for -2x-21/2=-4.5 equation: 



-2x-21/2=-4.5

We move all terms to the left:

-2x-21/2-(-4.5)=0

We add all the numbers together, and all the variables

-2x+4.5-21/2=0

We multiply all the terms by the denominator


-2x*2-21+(4.5)*2=0

We add all the numbers together, and all the variables

-2x*2-12=0

Wy multiply elements

-4x-12=0

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

-4x=12

x=12/-4

x=-3

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