7x=2.1x+125

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Solution for 7x=2.1x+125 equation: 



7x=2.1x+125

We move all terms to the left:

7x-(2.1x+125)=0

We get rid of parentheses

7x-2.1x-125=0

We add all the numbers together, and all the variables

4.9x-125=0

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

4.9x=125

x=125/4.9

x=25+1/1.96

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