7x+12=18x+3

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Solution for 7x+12=18x+3 equation: 



7x+12=18x+3

We move all terms to the left:

7x+12-(18x+3)=0

We get rid of parentheses

7x-18x-3+12=0

We add all the numbers together, and all the variables

-11x+9=0

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

-11x=-9

x=-9/-11

x=9/11

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