1.2=0.5x-1+.3(-x-2)

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Solution for 1.2=0.5x-1+.3(-x-2) equation: 



1.2=0.5x-1+.3(-x-2)

We move all terms to the left:

1.2-(0.5x-1+.3(-x-2))=0

We add all the numbers together, and all the variables

-(0.5x-1+.3(-1x-2))+1.2=0



We calculate terms in parentheses: -(0.5x-1+.3(-1x-2)), so:

0.5x-1+.3(-1x-2)

determiningTheFunctionDomain
0.5x+.3(-1x-2)-1

We multiply parentheses

0.5x-0.3x-0.6-1

We add all the numbers together, and all the variables

0.2x-1.6

Back to the equation:

-(0.2x-1.6)



We get rid of parentheses

-0.2x+1.6+1.2=0

We add all the numbers together, and all the variables

-0.2x+2.8=0

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

-0.2x=-2.8

x=-2.8/-0.2

x=13+0.2/0.2

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