3(x+-1)+-7=15

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Solution for 3(x+-1)+-7=15 equation: 



3(x+-1)+-7=15

We move all terms to the left:

3(x+-1)+-7-(15)=0

determiningTheFunctionDomain
3(x+-1)-7-15+=0

We add all the numbers together, and all the variables

3(x-1)-7-15+=0

We add all the numbers together, and all the variables

3(x-1)=0

We multiply parentheses

3x-3=0

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

3x=3

x=3/3

x=1

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