7x-1+6x+8=90

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Solution for 7x-1+6x+8=90 equation: 



7x-1+6x+8=90

We move all terms to the left:

7x-1+6x+8-(90)=0

We add all the numbers together, and all the variables

13x-83=0

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

13x=83

x=83/13

x=6+5/13

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