4(2a-9)5=(3a-7)-1

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Solution for 4(2a-9)5=(3a-7)-1 equation: 



4(2a-9)5=(3a-7)-1

We move all terms to the left:

4(2a-9)5-((3a-7)-1)=0

We multiply parentheses

40a-((3a-7)-1)-180=0



We calculate terms in parentheses: -((3a-7)-1), so:

(3a-7)-1

We get rid of parentheses

3a-7-1

We add all the numbers together, and all the variables

3a-8

Back to the equation:

-(3a-8)



We get rid of parentheses

40a-3a+8-180=0

We add all the numbers together, and all the variables

37a-172=0

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

37a=172

a=172/37

a=4+24/37

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