45=7+1/2r

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Solution for 45=7+1/2r equation: 



45=7+1/2r

We move all terms to the left:

45-(7+1/2r)=0



Domain of the equation: 2r)!=0

r!=0/1

r!=0

r∈R



We add all the numbers together, and all the variables

-(1/2r+7)+45=0

We get rid of parentheses

-1/2r-7+45=0

We multiply all the terms by the denominator


-7*2r+45*2r-1=0

Wy multiply elements

-14r+90r-1=0

We add all the numbers together, and all the variables

76r-1=0

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

76r=1

r=1/76

r=1/76

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