8+3x=21+2x

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Solution for 8+3x=21+2x equation: 



8+3x=21+2x

We move all terms to the left:

8+3x-(21+2x)=0

We add all the numbers together, and all the variables

3x-(2x+21)+8=0

We get rid of parentheses

3x-2x-21+8=0

We add all the numbers together, and all the variables

x-13=0

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

x=13

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