45=-1/2(10x+30)

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Solution for 45=-1/2(10x+30) equation: 



45=-1/2(10x+30)

We move all terms to the left:

45-(-1/2(10x+30))=0



Domain of the equation: 2(10x+30))!=0

x∈R



We multiply all the terms by the denominator


-(-1+45*2(10x+30))=0



We calculate terms in parentheses: -(-1+45*2(10x+30)), so:

-1+45*2(10x+30)

determiningTheFunctionDomain
45*2(10x+30)-1

Wy multiply elements

90x(1-1

Back to the equation:

-(90x(1-1)



We add all the numbers together, and all the variables

-(90x0=0

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