-x+20=4x+5

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Solution for -x+20=4x+5 equation: 



-x+20=4x+5

We move all terms to the left:

-x+20-(4x+5)=0

We add all the numbers together, and all the variables

-1x-(4x+5)+20=0

We get rid of parentheses

-1x-4x-5+20=0

We add all the numbers together, and all the variables

-5x+15=0

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

-5x=-15

x=-15/-5

x=+3

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