3(x-5)-15=x

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Solution for 3(x-5)-15=x equation: 



3(x-5)-15=x

We move all terms to the left:

3(x-5)-15-(x)=0

We add all the numbers together, and all the variables

-1x+3(x-5)-15=0

We multiply parentheses

-1x+3x-15-15=0

We add all the numbers together, and all the variables

2x-30=0

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

2x=30

x=30/2

x=15

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