4x+9=91

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Solution for 4x+9=91 equation: 



4x+9=91

We move all terms to the left:

4x+9-(91)=0

We add all the numbers together, and all the variables

4x-82=0

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

4x=82

x=82/4

x=20+1/2

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