121=1+(x-1)*2

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Solution for 121=1+(x-1)*2 equation: 



121=1+(x-1)*2

We move all terms to the left:

121-(1+(x-1)*2)=0



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

1+(x-1)*2

determiningTheFunctionDomain
(x-1)*2+1

We multiply parentheses

2x-2+1

We add all the numbers together, and all the variables

2x-1

Back to the equation:

-(2x-1)



We get rid of parentheses

-2x+1+121=0

We add all the numbers together, and all the variables

-2x+122=0

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

-2x=-122

x=-122/-2

x=+61

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