9(5a+-7)+-7a+9=9(5a+-7)+-7a+9

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Solution for 9(5a+-7)+-7a+9=9(5a+-7)+-7a+9 equation: 



9(5a+-7)+-7a+9=9(5a+-7)+-7a+9

We move all terms to the left:

9(5a+-7)+-7a+9-(9(5a+-7)+-7a+9)=0

We add all the numbers together, and all the variables

9(5a-7)-7a-(9(5a-7)+-7a+9)+9+=0

We add all the numbers together, and all the variables

-7a+9(5a-7)-(9(5a-7)+-7a+9)=0

We use the square of the difference formula

-7a+9(5a-7)-(9(5a-7)-7a+9)=0

We multiply parentheses

-7a+45a-(9(5a-7)-7a+9)-63=0



We calculate terms in parentheses: -(9(5a-7)-7a+9), so:

9(5a-7)-7a+9

We add all the numbers together, and all the variables

-7a+9(5a-7)+9

We multiply parentheses

-7a+45a-63+9

We add all the numbers together, and all the variables

38a-54

Back to the equation:

-(38a-54)



We add all the numbers together, and all the variables

38a-(38a-54)-63=0

We get rid of parentheses

38a-38a+54-63=0

We add all the numbers together, and all the variables

-9!=0

There is no solution for this equation

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