2x+9=4x-16

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Solution for 2x+9=4x-16 equation: 



2x+9=4x-16

We move all terms to the left:

2x+9-(4x-16)=0

We get rid of parentheses

2x-4x+16+9=0

We add all the numbers together, and all the variables

-2x+25=0

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

-2x=-25

x=-25/-2

x=12+1/2

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