1+2x=7x-9

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Solution for 1+2x=7x-9 equation: 



1+2x=7x-9

We move all terms to the left:

1+2x-(7x-9)=0

We get rid of parentheses

2x-7x+9+1=0

We add all the numbers together, and all the variables

-5x+10=0

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

-5x=-10

x=-10/-5

x=+2

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