5x+8x=221

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Solution for 5x+8x=221 equation: 



5x+8x=221

We move all terms to the left:

5x+8x-(221)=0

We add all the numbers together, and all the variables

13x-221=0

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

13x=221

x=221/13

x=17

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