15=-3(x-1)+1

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Solution for 15=-3(x-1)+1 equation: 



15=-3(x-1)+1

We move all terms to the left:

15-(-3(x-1)+1)=0



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

-3(x-1)+1

We multiply parentheses

-3x+3+1

We add all the numbers together, and all the variables

-3x+4

Back to the equation:

-(-3x+4)



We get rid of parentheses

3x-4+15=0

We add all the numbers together, and all the variables

3x+11=0

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

3x=-11

x=-11/3

x=-3+2/3

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