2x+5x=x+100

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Solution for 2x+5x=x+100 equation: 



2x+5x=x+100

We move all terms to the left:

2x+5x-(x+100)=0

We add all the numbers together, and all the variables

7x-(x+100)=0

We get rid of parentheses

7x-x-100=0

We add all the numbers together, and all the variables

6x-100=0

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

6x=100

x=100/6

x=16+2/3

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