2x+78=99

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Solution for 2x+78=99 equation: 



2x+78=99

We move all terms to the left:

2x+78-(99)=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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