2x+1+(x-10)=90

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Solution for 2x+1+(x-10)=90 equation: 



2x+1+(x-10)=90

We move all terms to the left:

2x+1+(x-10)-(90)=0

We add all the numbers together, and all the variables

2x+(x-10)-89=0

We get rid of parentheses

2x+x-10-89=0

We add all the numbers together, and all the variables

3x-99=0

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

3x=99

x=99/3

x=33

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