4.5=(2.1x+3)

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Solution for 4.5=(2.1x+3) equation: 



4.5=(2.1x+3)

We move all terms to the left:

4.5-((2.1x+3))=0



We calculate terms in parentheses: -((2.1x+3)), so:

(2.1x+3)

We get rid of parentheses

2.1x+3

Back to the equation:

-(2.1x+3)



We get rid of parentheses

-2.1x-3+4.5=0

We add all the numbers together, and all the variables

-2.1x+1.5=0

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

-2.1x=-1.5

x=-1.5/-2.1

x=1/1.4

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