4x+7+8x=9x-2

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Solution for 4x+7+8x=9x-2 equation: 



4x+7+8x=9x-2

We move all terms to the left:

4x+7+8x-(9x-2)=0

We add all the numbers together, and all the variables

12x-(9x-2)+7=0

We get rid of parentheses

12x-9x+2+7=0

We add all the numbers together, and all the variables

3x+9=0

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

3x=-9

x=-9/3

x=-3

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