7(-5+4n)-7=126

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Solution for 7(-5+4n)-7=126 equation: 



7(-5+4n)-7=126

We move all terms to the left:

7(-5+4n)-7-(126)=0

We add all the numbers together, and all the variables

7(4n-5)-7-126=0

We add all the numbers together, and all the variables

7(4n-5)-133=0

We multiply parentheses

28n-35-133=0

We add all the numbers together, and all the variables

28n-168=0

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

28n=168

n=168/28

n=6

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