(x-3)+x=8.70

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Solution for (x-3)+x=8.70 equation: 



(x-3)+x=8.70

We move all terms to the left:

(x-3)+x-(8.70)=0

We add all the numbers together, and all the variables

(x-3)+x-(8.7)=0

We add all the numbers together, and all the variables

x+(x-3)-8.7=0

We get rid of parentheses

x+x-3-8.7=0

We add all the numbers together, and all the variables

2x-11.7=0

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

2x=11.7

x=11.7/2

x=5+1/1.1764705882353

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