2x-9=30+4

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Solution for 2x-9=30+4 equation: 



2x-9=30+4

We move all terms to the left:

2x-9-(30+4)=0

We add all the numbers together, and all the variables

2x-9-34=0

We add all the numbers together, and all the variables

2x-43=0

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

2x=43

x=43/2

x=21+1/2

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