3+7(x-7)=8-8(x-9)

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Solution for 3+7(x-7)=8-8(x-9) equation: 



3+7(x-7)=8-8(x-9)

We move all terms to the left:

3+7(x-7)-(8-8(x-9))=0

We multiply parentheses

7x-(8-8(x-9))-49+3=0



We calculate terms in parentheses: -(8-8(x-9)), so:

8-8(x-9)

determiningTheFunctionDomain
-8(x-9)+8

We multiply parentheses

-8x+72+8

We add all the numbers together, and all the variables

-8x+80

Back to the equation:

-(-8x+80)



We add all the numbers together, and all the variables

7x-(-8x+80)-46=0

We get rid of parentheses

7x+8x-80-46=0

We add all the numbers together, and all the variables

15x-126=0

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

15x=126

x=126/15

x=8+2/5

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