4(a+5)=3(a-7)+a

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Solution for 4(a+5)=3(a-7)+a equation: 



4(a+5)=3(a-7)+a

We move all terms to the left:

4(a+5)-(3(a-7)+a)=0

We multiply parentheses

4a-(3(a-7)+a)+20=0



We calculate terms in parentheses: -(3(a-7)+a), so:

3(a-7)+a

We add all the numbers together, and all the variables

a+3(a-7)

We multiply parentheses

a+3a-21

We add all the numbers together, and all the variables

4a-21

Back to the equation:

-(4a-21)



We get rid of parentheses

4a-4a+21+20=0

We add all the numbers together, and all the variables

41!=0

There is no solution for this equation

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