4x+(-3)=21

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Solution for 4x+(-3)=21 equation: 



4x+(-3)=21

We move all terms to the left:

4x+(-3)-(21)=0

determiningTheFunctionDomain
4x-21+(-3)=0

We add all the numbers together, and all the variables

4x-24=0

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

4x=24

x=24/4

x=6

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