7x+21x-8=7(4x+8)

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Solution for 7x+21x-8=7(4x+8) equation: 



7x+21x-8=7(4x+8)

We move all terms to the left:

7x+21x-8-(7(4x+8))=0

We add all the numbers together, and all the variables

28x-(7(4x+8))-8=0



We calculate terms in parentheses: -(7(4x+8)), so:

7(4x+8)

We multiply parentheses

28x+56

Back to the equation:

-(28x+56)



We get rid of parentheses

28x-28x-56-8=0

We add all the numbers together, and all the variables

-64!=0

There is no solution for this equation

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