40-3x=30

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Solution for 40-3x=30 equation: 



40-3x=30

We move all terms to the left:

40-3x-(30)=0

We add all the numbers together, and all the variables

-3x+10=0

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

-3x=-10

x=-10/-3

x=3+1/3

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