-4.2+3=-9+1.8x

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Solution for -4.2+3=-9+1.8x equation: 



-4.2+3=-9+1.8x

We move all terms to the left:

-4.2+3-(-9+1.8x)=0

We add all the numbers together, and all the variables

-(1.8x-9)-4.2+3=0

We add all the numbers together, and all the variables

-(1.8x-9)-1.2=0

We get rid of parentheses

-1.8x+9-1.2=0

We add all the numbers together, and all the variables

-1.8x+7.8=0

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

-1.8x=-7.8

x=-7.8/-1.8

x=4+0.6/1.8

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