4x+6.4=-3(x-1.2)

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Solution for 4x+6.4=-3(x-1.2) equation: 



4x+6.4=-3(x-1.2)

We move all terms to the left:

4x+6.4-(-3(x-1.2))=0



We calculate terms in parentheses: -(-3(x-1.2)), so:

-3(x-1.2)

We multiply parentheses

-3x+3.6

Back to the equation:

-(-3x+3.6)



We get rid of parentheses

4x+3x-3.6+6.4=0

We add all the numbers together, and all the variables

7x+2.8=0

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

7x=-2.8

x=-2.8/7

x=-2.8/7

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