4x+7=8x+9

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



4x+7=8x+9

We move all terms to the left:

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

We get rid of parentheses

4x-8x-9+7=0

We add all the numbers together, and all the variables

-4x-2=0

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

-4x=2

x=2/-4

x=-1/2

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