-20=-5+x/2

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Solution for -20=-5+x/2 equation: 



-20=-5+x/2

We move all terms to the left:

-20-(-5+x/2)=0

We add all the numbers together, and all the variables

-(x/2-5)-20=0

We get rid of parentheses

-x/2+5-20=0

We multiply all the terms by the denominator


-x+5*2-20*2=0

We add all the numbers together, and all the variables

-1x-30=0

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

-x=30

x=30/-1

x=-30

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