15x-20=10+9x

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Solution for 15x-20=10+9x equation: 



15x-20=10+9x

We move all terms to the left:

15x-20-(10+9x)=0

We add all the numbers together, and all the variables

15x-(9x+10)-20=0

We get rid of parentheses

15x-9x-10-20=0

We add all the numbers together, and all the variables

6x-30=0

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

6x=30

x=30/6

x=5

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