15+x=20+10x

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Solution for 15+x=20+10x equation: 



15+x=20+10x

We move all terms to the left:

15+x-(20+10x)=0

We add all the numbers together, and all the variables

x-(10x+20)+15=0

We get rid of parentheses

x-10x-20+15=0

We add all the numbers together, and all the variables

-9x-5=0

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

-9x=5

x=5/-9

x=-5/9

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