7x+13=4x+9

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Solution for 7x+13=4x+9 equation: 



7x+13=4x+9

We move all terms to the left:

7x+13-(4x+9)=0

We get rid of parentheses

7x-4x-9+13=0

We add all the numbers together, and all the variables

3x+4=0

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

3x=-4

x=-4/3

x=-1+1/3

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