4x-7(3x+7)=28

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Solution for 4x-7(3x+7)=28 equation: 



4x-7(3x+7)=28

We move all terms to the left:

4x-7(3x+7)-(28)=0

We multiply parentheses

4x-21x-49-28=0

We add all the numbers together, and all the variables

-17x-77=0

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

-17x=77

x=77/-17

x=-4+9/17

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