1025=(a*9)+7

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Solution for 1025=(a*9)+7 equation: 



1025=(a*9)+7

We move all terms to the left:

1025-((a*9)+7)=0

We add all the numbers together, and all the variables

-((+a*9)+7)+1025=0



We calculate terms in parentheses: -((+a*9)+7), so:

(+a*9)+7

We get rid of parentheses

a*9+7

Wy multiply elements

9a+7

Back to the equation:

-(9a+7)



We get rid of parentheses

-9a-7+1025=0

We add all the numbers together, and all the variables

-9a+1018=0

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

-9a=-1018

a=-1018/-9

a=113+1/9

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