0.4x-12=1.2(x-4)

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Solution for 0.4x-12=1.2(x-4) equation: 



0.4x-12=1.2(x-4)

We move all terms to the left:

0.4x-12-(1.2(x-4))=0



We calculate terms in parentheses: -(1.2(x-4)), so:

1.2(x-4)

We multiply parentheses

1.2x-4.8

Back to the equation:

-(1.2x-4.8)



We get rid of parentheses

0.4x-1.2x+4.8-12=0

We add all the numbers together, and all the variables

-0.8x-7.2=0

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

-0.8x=7.2

x=7.2/-0.8

x=-9

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