7(1b+3)=7b-4

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Solution for 7(1b+3)=7b-4 equation: 



7(1b+3)=7b-4

We move all terms to the left:

7(1b+3)-(7b-4)=0

We add all the numbers together, and all the variables

7(b+3)-(7b-4)=0

We multiply parentheses

7b-(7b-4)+21=0

We get rid of parentheses

7b-7b+4+21=0

We add all the numbers together, and all the variables

25!=0

There is no solution for this equation

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