2x-30+x=3x-30

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Solution for 2x-30+x=3x-30 equation: 



2x-30+x=3x-30

We move all terms to the left:

2x-30+x-(3x-30)=0

We add all the numbers together, and all the variables

3x-(3x-30)-30=0

We get rid of parentheses

3x-3x+30-30=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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