7.2x+12=5x-9

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Solution for 7.2x+12=5x-9 equation: 



7.2x+12=5x-9

We move all terms to the left:

7.2x+12-(5x-9)=0

We get rid of parentheses

7.2x-5x+9+12=0

We add all the numbers together, and all the variables

2.2x+21=0

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

2.2x=-21

x=-21/2.2

x=-9+1/1.8333333333333

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