5x+21=3x

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Solution for 5x+21=3x equation: 



5x+21=3x

We move all terms to the left:

5x+21-(3x)=0

We add all the numbers together, and all the variables

2x+21=0

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

2x=-21

x=-21/2

x=-10+1/2

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