7.4x-12.9x=-9

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Solution for 7.4x-12.9x=-9 equation: 



7.4x-12.9x=-9

We move all terms to the left:

7.4x-12.9x-(-9)=0

We add all the numbers together, and all the variables

-5.5x+9=0

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

-5.5x=-9

x=-9/-5.5

x=1+2.3333333333333/3.6666666666667

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