I'm brushing up on algebra. In the second line what are these +2's for ? I couldn't get all the columns to line up. BTW does anybody know any software for writing down math problems that solves this alignment problem?(adsbygoogle = window.adsbygoogle || []).push({});

Solving first-degree equations

3x-2=16

+2 +2 what are these +2's ?

3x=18

3x = 18

3 3

x=6

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Homework Help: First degree equations ?

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