7(4x+1)-(8x+9)=13

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Solution for 7(4x+1)-(8x+9)=13 equation: 



7(4x+1)-(8x+9)=13

We move all terms to the left:

7(4x+1)-(8x+9)-(13)=0

We multiply parentheses

28x-(8x+9)+7-13=0

We get rid of parentheses

28x-8x-9+7-13=0

We add all the numbers together, and all the variables

20x-15=0

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

20x=15

x=15/20

x=3/4

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